Compare 1291 vs 1319

Unique factors11
Total factors11
Prime factorization1291113191
Prime factorization12911319
Divisors count22
Divisors1, 12911, 1319
Number of properties94
Additive primes113th 
Chen primes137th140th
Harmonic primes73rd 
Long primes80th 
Lucky primes54th 
Safe primes 30th
Sexy primes (1st member)91st 
Sexy prime triplets (1st member)35th 
Twin primes (1st member) 46th
Twin primes (2nd member)44th 
Roman numberalsMCCXCIMCCCXIX
Base 2101000010112101001001112
Base 31202211312102123
Base 411002341102134
Base 5201315202345
Base 655516100356
Base 73523735637
Base 82413824478
Base 91684917259
Base 10129110131910
Base 11a7411a9a11
Base 128b71291b12
Base 13784137a613
Base 14683146a314
Base 155b1155ce15
Base 1650b1652716
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