Compare 9 vs 23

Property923
Typesemiprimeprime
Unique factors11
Total factors21
Prime factorization32231
Prime factorization3 × 323
Divisors count32
Divisors1, 3, 91, 23
Number of properties130
Additive primes 6th
Chen primes 9th
Class 1+ primes 7th
Cousin primes (2nd member) 4th
Factorial primes 5th
Happy primes 4th
Harmonic primes 4th
Isolated primes 2nd
Kynea primes 3rd
Left-truncatable primes 7th
Long primes 4th
Pierpont primes of the 2nd kind 7th
Primes 9th
Prime quintuplet 2s (5th member) 2nd
Prime sextuplets (6th member) 1st
Prime triplets (3rd member) 5th
Right-truncatable primes 5th
Safe primes 4th
Semiprimes3rd 
Sexy primes (1st member) 6th
Sexy primes (2nd member) 5th
Sexy prime quadrupletss (4th member) 1st
Sexy prime quadrupletss (3rd member) 2nd
Sexy prime triplets (2nd member) 4th
Sexy prime triplets (3rd member) 3rd
Solinas primes 8th
Sophie germain primes 5th
Thabit primes 4th
Two-sided primes 5th
Wedderburn-etherington primes 4th
Woodall primes 2nd
Roman numberalsIXXXIII
Base 210012101112
Base 310032123
Base 42141134
Base 5145435
Base 6136356
Base 7127327
Base 8118278
Base 9109259
Base 109102310
Base 119112111
Base 129121b12
Base 139131a13
Base 149141914
Base 159151815
Base 169161716
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