Compare 1291 vs 1693

Property12911693
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1291116931
Prime factorization12911693
Divisors count22
Divisors1, 12911, 1693
Number of properties98
Additive primes113th140th
Chen primes137th 
Cousin primes (1st member) 60th
Harmonic primes73rd 
Isolated primes 159th
Long primes80th 
Lucky primes54th63rd
Primes210th264th
Prime triplets (1st member) 44th
Pythagorean primes 127th
Sexy primes (1st member)91st114th
Sexy prime triplets (1st member)35th 
Twin primes (2nd member)44th 
Roman numberalsMCCXCIMDCXCIII
Base 2101000010112110100111012
Base 31202211320222013
Base 411002341221314
Base 5201315232335
Base 655516115016
Base 73523746367
Base 82413832358
Base 91684922819
Base 10129110169310
Base 11a741112aa11
Base 128b712b9112
Base 1378413a0313
Base 146831488d14
Base 155b11577d15
Base 1650b1669d16
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