1. Numbers
  2. Compare 5 vs 641

Compare 5 vs 641

Property5641
Typeprimeprime
Unique factors11
Total factors11
Prime factorization516411
Prime factorization5641
Divisors count22
Divisors1, 51, 641
Number of properties3614
Additive primes3rd62nd
Bell primes2nd 
Centered square primes1st 
Chen primes3rd81st
Class 1+ primes3rd 
Dihedral primes2nd 
Factorial primes3rd 
Fermat primes2nd 
Fibonacci primes3rd 
Good primes1st35th
Harmonic primes1st 
Left-truncatable primes3rd 
Multiplicative primes3rd 
Palindromic primes3rd 
Pierpont primes3rd 
Pierpont primes of the 2nd kind3rd 
Primes3rd116th
Prime quadruplets (1st member)1st 
Prime quintuplet 2s (1st member)1st 
Prime triplets (1st member)1st24th
Proth primes2nd14th
Pythagorean primes1st55th
Quartan primes 6th
Restricted left-truncatable primes2nd 
Right-truncatable primes3rd 
Safe primes1st 
Sexy primes (1st member)1st57th
Sexy prime quadrupletss (1st member)1st7th
Sexy prime triplets (1st member)1st24th
Solinas primes2nd41st
Sophie germain primes3rd28th
Super primes2nd 
Thabit primes2nd 
Twin primes (1st member)2nd29th
Twin primes (2nd member)1st 
Two-sided primes3rd 
Wilson primes1st 
Roman numberalsVDCXLI
Base 2101210100000012
Base 31232122023
Base 4114220014
Base 5105100315
Base 65625456
Base 75716047
Base 85812018
Base 9597829
Base 1051064110
Base 1151153311
Base 1251245512
Base 135133a413
Base 1451433b14
Base 155152cb15
Base 1651628116
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