Compare 2 vs 49

Unique factors11
Total factors12
Prime factorization2172
Prime factorization27 × 7
Divisors count23
Divisors1, 21, 7, 49
Number of properties261
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 
Quartan primes1st 
Restricted left-truncatable primes1st 
Right-truncatable primes1st 
Semiprimes 17th
Sophie germain primes1st 
Thabit primes1st 
Two-sided primes1st 
Ulam primes1st 
Wedderburn-etherington primes1st 
Roman numberalsIIXLIX
Base 21021100012
Base 32312113
Base 4243014
Base 5251445
Base 6261216
Base 7271007
Base 828618
Base 929549
Base 102104910
Base 112114511
Base 122124112
Base 132133a13
Base 142143714
Base 152153415
Base 162163116
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