Odds of Winning for 21 Numbers between 1-49

Odds of Matching 21/21 numbers
(unique numbers, order does not matter)
1 in 3.90499187164E+13

Match (k/n)	Total Possible Winning Lines	Odds of exactly k/n match	Odds (atleast k/n)
21/21	1	~ 1 in 3.90499187164E+13 (exactly: 1 in 3.90499187164E+13)	~ 1 in 3.90499187164E+13
20/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
19/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
18/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
17/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
16/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
15/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
14/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
13/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
12/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
11/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
10/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
9/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
8/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
7/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
6/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
5/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
4/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
3/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
2/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
1/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating
0/21	Calculating	~ 1 in Calculating (exactly: 1 in Calculating)	~ 1 in Calculating

Match (k/n)	Total Possible k combinations	Combinations per line	Minimum Unique Lines Needed^*
21/21	3.90499187164E+13	1	3.90499187164E+13
20/21	Calculating	Calculating	Calculating
19/21	Calculating	Calculating	Calculating
18/21	Calculating	Calculating	Calculating
17/21	Calculating	Calculating	Calculating
16/21	Calculating	Calculating	Calculating
15/21	Calculating	Calculating	Calculating
14/21	Calculating	Calculating	Calculating
13/21	Calculating	Calculating	Calculating
12/21	Calculating	Calculating	Calculating
11/21	Calculating	Calculating	Calculating
10/21	Calculating	Calculating	Calculating
9/21	Calculating	Calculating	Calculating
8/21	Calculating	Calculating	Calculating
7/21	Calculating	Calculating	Calculating
6/21	Calculating	Calculating	Calculating
5/21	Calculating	Calculating	Calculating
4/21	Calculating	Calculating	Calculating
3/21	Calculating	Calculating	Calculating
2/21	Calculating	Calculating	Calculating
1/21	Calculating	Calculating	Calculating
0/21	Calculating	Calculating	Calculating

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This page lets you calculate odds of winning when playing 21 numbers from 1 to 49.

It also shows you odds of winnings for prizes other than the jackpot.
It shows you odds of matching 21 of 21 numbers.
It shows you odds of matching 20 of 21 numbers.
It shows you odds of matching 19 of 21 numbers.
It shows you odds of matching 18 of 21 numbers.
It shows you odds of matching 17 of 21 numbers.
It shows you odds of matching 16 of 21 numbers.
It shows you odds of matching 15 of 21 numbers.
It shows you odds of matching 14 of 21 numbers.
It shows you odds of matching 13 of 21 numbers.
It shows you odds of matching 12 of 21 numbers.
It shows you odds of matching 11 of 21 numbers.
It shows you odds of matching 10 of 21 numbers.
It shows you odds of matching 9 of 21 numbers.
It shows you odds of matching 8 of 21 numbers.
It shows you odds of matching 7 of 21 numbers.
It shows you odds of matching 6 of 21 numbers.
It shows you odds of matching 5 of 21 numbers.
It shows you odds of matching 4 of 21 numbers.
It shows you odds of matching 3 of 21 numbers.
It shows you odds of matching 2 of 21 numbers.
It shows you odds of matching 1 of 21 numbers.
It shows you odds of matching 0 of 21 numbers.
It also shows you how many tickets to buy to win a prize guaranteed. However, it's not able to show you all the combinations.

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