ARSE

Sat 04 Dec 2021

Mersenne Prime Exponent Days

Your 26th Mersenne Prime Exponent Day is on

Saturday

17 January 2026

when you will be

23,209 days old

These are primes p such that **2 ^{p} - 1**

For Mersenne Prime Days see Mersenne Prime Days.

Next Prime Events

Day Age

Event

Days Ahead

Year Age

Ordinal

Day Age

Date

Age

1st

2

0

2nd

3

0

3rd

5

0

4th

7

0

5th

13

0

6th

17

0

7th

19

0

8th

31

0

9th

61

0

10th

89

0

11th

107

0

12th

127

0

13th

521

1

14th

607

1

15th

1,279

3

16th

2,203

6

17th

2,281

6

18th

3,217

8

19th

4,253

11

20th

4,423

12

21st

9,689

26

22nd

9,941

27

23rd

11,213

30

24th

19,937

54

25th

21,701

59

26th

23,209

63

1

27th

44,497

121

28th

86,243

236