Compare 2 vs 10

Unique factors12
Total factors12
Prime factorization2121 × 51
Prime factorization22 × 5
Divisors count24
Divisors1, 21, 2, 5, 10
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 4th
Sophie germain primes1st 
Thabit primes1st 
Two-sided primes1st 
Ulam primes1st 
Wedderburn-etherington primes1st 
Roman numberalsIIX
Base 210210102
Base 3231013
Base 424224
Base 525205
Base 626146
Base 727137
Base 828128
Base 929119
Base 102101010
Base 11211a11
Base 12212a12
Base 13213a13
Base 14214a14
Base 15215a15
Base 16216a16
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