Compare 5 vs 9

Unique factors11
Total factors12
Prime factorization5132
Prime factorization53 × 3
Divisors count23
Divisors1, 51, 3, 9
Number of properties361
Additive primes3rd 
Bell primes2nd 
Centered square primes1st 
Chen primes3rd 
Class 1+ primes3rd 
Dihedral primes2nd 
Factorial primes3rd 
Fermat primes2nd 
Fibonacci primes3rd 
Good primes1st 
Harmonic primes1st 
Left-truncatable primes3rd 
Multiplicative primes3rd 
Palindromic primes3rd 
Pierpont primes3rd 
Pierpont primes of the 2nd kind3rd 
Prime quadruplets (1st member)1st 
Prime quintuplet 2s (1st member)1st 
Prime triplets (1st member)1st 
Proth primes2nd 
Pythagorean primes1st 
Restricted left-truncatable primes2nd 
Right-truncatable primes3rd 
Safe primes1st 
Semiprimes 3rd
Sexy primes (1st member)1st 
Sexy prime quadrupletss (1st member)1st 
Sexy prime triplets (1st member)1st 
Solinas primes2nd 
Sophie germain primes3rd 
Super primes2nd 
Thabit primes2nd 
Twin primes (1st member)2nd 
Twin primes (2nd member)1st 
Two-sided primes3rd 
Wilson primes1st 
Roman numberalsVIX
Base 2101210012
Base 31231003
Base 4114214
Base 5105145
Base 656136
Base 757127
Base 858118
Base 959109
Base 10510910
Base 11511911
Base 12512912
Base 13513913
Base 14514914
Base 15515915
Base 16516916
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