Compare 13 vs 67

Unique factors11
Total factors11
Prime factorization131671
Prime factorization1367
Divisors count22
Divisors1, 131, 67
Number of properties3217
Additive primes 12th
Centered square primes2nd 
Chen primes6th17th
Cousin primes (1st member)3rd7th
Cuban primes 21st 
Fibonacci primes4th 
Good primes 9th
Happy primes2nd 
Harmonic primes2nd6th
Isolated primes 6th
Left-truncatable primes5th12th
Lucky primes3rd7th
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)4th8th
Prime triplets (2nd member)3rd 
Prime triplets (3rd member)2nd 
Proth primes3rd 
Pythagorean primes2nd 
Sexy primes (1st member)4th13th
Sexy primes (2nd member)2nd12th
Sexy prime quadrupletss (2nd member) 4th
Sexy prime triplets (1st member) 9th
Sexy prime triplets (2nd member)2nd8th
Solinas primes5th16th
Super primes 8th
Thabit primes of the 2nd kind2nd 
Twin primes (2nd member)3rd 
Ulam primes4th 
Wilson primes2nd 
Roman numberalsXIIILXVII
Base 21101210000112
Base 3111321113
Base 431410034
Base 52352325
Base 62161516
Base 71671247
Base 81581038
Base 9149749
Base 1013106710
Base 1112116111
Base 1211125712
Base 1310135213
Base 14d144b14
Base 15d154715
Base 16d164316
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