Compare 23 vs 27

Typeprimecomposite number
Unique factors11
Total factors13
Prime factorization23133
Prime factorization233 × 3 × 3
Divisors count24
Divisors1, 231, 3, 9, 27
Number of properties300
Additive primes6th 
Chen primes9th 
Class 1+ primes7th 
Cousin primes (2nd member)4th 
Factorial primes5th 
Happy primes4th 
Harmonic primes4th 
Isolated primes2nd 
Kynea primes3rd 
Left-truncatable primes7th 
Long primes4th 
Pierpont primes of the 2nd kind7th 
Prime quintuplet 2s (5th member)2nd 
Prime sextuplets (6th member)1st 
Prime triplets (3rd member)5th 
Right-truncatable primes5th 
Safe primes4th 
Sexy primes (1st member)6th 
Sexy primes (2nd member)5th 
Sexy prime quadrupletss (3rd member)2nd 
Sexy prime quadrupletss (4th member)1st 
Sexy prime triplets (2nd member)4th 
Sexy prime triplets (3rd member)3rd 
Solinas primes8th 
Sophie germain primes5th 
Thabit primes4th 
Two-sided primes5th 
Wedderburn-etherington primes4th 
Woodall primes2nd 
Roman numberalsXXIIIXXVII
Base 2101112110112
Base 3212310003
Base 411341234
Base 54351025
Base 6356436
Base 7327367
Base 8278338
Base 9259309
Base 1023102710
Base 1121112511
Base 121b122312
Base 131a132113
Base 1419141d14
Base 1518151c15
Base 1617161b16
This website uses cookies to ensure you get the best experience on our website. More info