Compare 1931 vs 1993

Unique factors11
Total factors11
Prime factorization1931119931
Prime factorization19311993
Divisors count22
Divisors1, 19311, 1993
Number of properties510
Chen primes182nd 
Cousin primes (1st member) 64th
Good primes 63rd
Harmonic primes108th112th
Isolated primes 182nd
Prime triplets (1st member) 49th
Pythagorean primes 146th
Sexy primes (1st member) 128th
Sexy primes (2nd member) 127th
Sexy prime triplets (2nd member) 50th
Sophie germain primes59th 
Twin primes (1st member)59th 
Base 2111100010112111110010012
Base 32122112322012113
Base 413202341330214
Base 5302115304335
Base 6125356131216
Base 75426755457
Base 83613837118
Base 92575926549
Base 10193110199310
Base 1114a611155211
Base 12114b1211a112
Base 13b5713ba413
Base 149bd14a2514
Base 1588b158cd15
Base 1678b167c916
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