Compare 13 vs 16

Typeprimecomposite number
Unique factors11
Total factors14
Prime factorization13124
Prime factorization132 × 2 × 2 × 2
Divisors count25
Divisors1, 131, 2, 4, 8, 16
Number of properties320
Centered square primes2nd 
Chen primes6th 
Cousin primes (1st member)3rd 
Cuban primes 21st 
Fibonacci primes4th 
Happy primes2nd 
Harmonic primes2nd 
Left-truncatable primes5th 
Lucky primes3rd 
Multiplicative primes5th 
Pierpont primes5th 
Prime quadruplets (2nd member)2nd 
Prime quadruplets (4th member)1st 
Prime quintuplet 1s (3rd member)1st 
Prime quintuplet 2s (2nd member)2nd 
Prime quintuplet 2s (4th member)1st 
Prime sextuplets (3rd member)1st 
Prime triplets (1st member)4th 
Prime triplets (2nd member)3rd 
Prime triplets (3rd member)2nd 
Proth primes3rd 
Pythagorean primes2nd 
Sexy primes (1st member)4th 
Sexy primes (2nd member)2nd 
Sexy prime triplets (2nd member)2nd 
Solinas primes5th 
Thabit primes of the 2nd kind2nd 
Twin primes (2nd member)3rd 
Ulam primes4th 
Wilson primes2nd 
Roman numberalsXIIIXVI
Base 211012100002
Base 311131213
Base 43141004
Base 5235315
Base 6216246
Base 7167227
Base 8158208
Base 9149179
Base 1013101610
Base 1112111511
Base 1211121412
Base 1310131313
Base 14d141214
Base 15d151115
Base 16d161016
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