Compare 1291 vs 1295

Property12911295
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization1291151 × 71 × 371
Prime factorization12915 × 7 × 37
Divisors count28
Divisors1, 12911, 5, 7, 35, 37, 185, 259, 1295
Number of properties90
Additive primes113th 
Chen primes137th 
Harmonic primes73rd 
Long primes80th 
Lucky primes54th 
Primes210th 
Sexy primes (1st member)91st 
Sexy prime triplets (1st member)35th 
Twin primes (2nd member)44th 
Roman numberalsMCCXCIMCCXCV
Base 2101000010112101000011112
Base 31202211312022223
Base 411002341100334
Base 5201315201405
Base 65551655556
Base 73523735307
Base 82413824178
Base 91684916889
Base 10129110129510
Base 11a7411a7811
Base 128b7128bb12
Base 137841378813
Base 146831468714
Base 155b1155b515
Base 1650b1650f16
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