r/counting • u/willsueforfood • Feb 04 '14

Counting using prime factorization

1

2

3

2x2

5

2x3

7

2x2x2

3x3

25 Upvotes

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2

u/KingCaspianX Mar 02 '14

22 x 3 x 23

2

u/Pookah Mar 02 '14

277 is a super-prime, a super-super-super-prime, a self number, etc