1. Numbers
  2. Compare 2 vs 61

Compare 2 vs 61

Property261
Typeprimeprime
Unique factors11
Total factors11
Prime factorization21611
Prime factorization261
Divisors count22
Divisors1, 21, 61
Number of properties2612
Additive primes1st11th
Bell primes1st 
Centered decagonal primes 3rd
Centered square primes 4th
Chen primes1st 
Class 1+ primes1st 
Cuban primes 1 4th
Dihedral primes1st 
Euclid primes1st 
Factorial primes1st 
Fibonacci primes1st 
Isolated primes1st 
Kynea primes1st 
Left-truncatable primes1st 
Long primes 8th
Lucas primes1st 
Mills primes1st 
Multiplicative primes1st 
Palindromic primes1st 
Pierpont primes1st 
Pierpont primes of the 2nd kind1st 
Primes1st18th
Pythagorean primes 8th
Quartan primes1st 
Restricted left-truncatable primes1st 
Right-truncatable primes1st 
Sexy primes (1st member) 12th
Sexy prime quadrupletss (1st member) 4th
Sexy prime triplets (1st member) 8th
Solinas primes 15th
Sophie germain primes1st 
Thabit primes1st 
Twin primes (2nd member) 7th
Two-sided primes1st 
Ulam primes1st 
Wedderburn-etherington primes1st 
Roman numberalsIILXI
Base 21021111012
Base 32320213
Base 4243314
Base 5252215
Base 6261416
Base 7271157
Base 828758
Base 929679
Base 102106110
Base 112115611
Base 122125112
Base 132134913
Base 142144514
Base 152154115
Base 162163d16
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