Compare 13 vs 60

Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization13122 × 31 × 51
Prime factorization132 × 2 × 3 × 5
Divisors count212
Divisors1, 131, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
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 numberalsXIIILX
Base 2110121111002
Base 3111320203
Base 43143304
Base 52352205
Base 62161406
Base 71671147
Base 8158748
Base 9149669
Base 1013106010
Base 1112115511
Base 1211125012
Base 1310134813
Base 14d144414
Base 15d154015
Base 16d163c16
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