Compare 27 vs 61

Typecomposite numberprime
Unique factors11
Total factors31
Prime factorization33611
Prime factorization3 × 3 × 361
Divisors count42
Divisors1, 3, 9, 271, 61
Number of properties012
Additive primes 11th
Centered decagonal primes 3rd
Centered square primes 4th
Cuban primes 1 4th
Long primes 8th
Primes 18th
Pythagorean primes 8th
Sexy primes (1st member) 12th
Sexy prime quadrupletss (1st member) 4th
Sexy prime triplets (1st member) 8th
Solinas primes 15th
Twin primes (2nd member) 7th
Roman numberalsXXVIILXI
Base 21101121111012
Base 31000320213
Base 412343314
Base 510252215
Base 64361416
Base 73671157
Base 8338758
Base 9309679
Base 1027106110
Base 1125115611
Base 1223125112
Base 1321134913
Base 141d144514
Base 151c154115
Base 161b163d16
This website uses cookies to ensure you get the best experience on our website. More info