Compare 12 vs 53

Typecomposite numberprime
Unique factors21
Total factors31
Prime factorization22 × 31531
Prime factorization2 × 2 × 353
Divisors count62
Divisors1, 2, 3, 4, 6, 121, 53
Number of properties018
Chen primes 15th
Class 1+ primes 10th
Good primes 7th
Isolated primes 5th
Left-truncatable primes 11th
Pierpont primes of the 2nd kind 10th
Primes 16th
Pythagorean primes 7th
Restricted right-truncatable primes 1st
Right-truncatable primes 9th
Sexy primes (1st member) 11th
Sexy primes (2nd member) 10th
Sexy prime quadrupletss (3rd member) 3rd
Sexy prime triplets (2nd member) 7th
Sexy prime triplets (3rd member) 6th
Sophie germain primes 8th
Two-sided primes 7th
Ulam primes 6th
Roman numberalsXIILIII
Base 2110021101012
Base 3110312223
Base 43043114
Base 52252035
Base 62061256
Base 71571047
Base 8148658
Base 9139589
Base 1012105310
Base 1111114911
Base 1210124512
Base 13c134113
Base 14c143b14
Base 15c153815
Base 16c163516
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