Compare 2 vs 56

Property256
Typeprimecomposite number
Unique factors12
Total factors14
Prime factorization2123 × 71
Prime factorization22 × 2 × 2 × 7
Divisors count28
Divisors1, 21, 2, 4, 7, 8, 14, 28, 56
Number of properties260
Additive primes1st 
Bell primes1st 
Chen primes1st 
Class 1+ primes1st 
Dihedral primes1st 
Euclid primes1st 
Factorial primes1st 
Fibonacci primes1st 
Isolated primes1st 
Kynea primes1st 
Left-truncatable primes1st 
Lucas primes1st 
Mills primes1st 
Multiplicative primes1st 
Palindromic primes1st 
Pierpont primes1st 
Pierpont primes of the 2nd kind1st 
Primes1st 
Quartan primes1st 
Restricted left-truncatable primes1st 
Right-truncatable primes1st 
Sophie germain primes1st 
Thabit primes1st 
Two-sided primes1st 
Ulam primes1st 
Wedderburn-etherington primes1st 
Roman numberalsIILVI
Base 21021110002
Base 32320023
Base 4243204
Base 5252115
Base 6261326
Base 7271107
Base 828708
Base 929629
Base 102105610
Base 112115111
Base 122124812
Base 132134413
Base 142144014
Base 152153b15
Base 162163816
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