Compare 1289 vs 1292

Property12891292
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization1289122 × 171 × 191
Prime factorization12892 × 2 × 17 × 19
Divisors count212
Divisors1, 12891, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292
Number of properties70
Chen primes136th 
Primes209th 
Pythagorean primes103rd 
Sexy primes (2nd member)90th 
Sexy prime triplets (3rd member)34th 
Sophie germain primes45th 
Twin primes (1st member)44th 
Roman numberalsMCCLXXXIXMCCXCII
Base 2101000010012101000011002
Base 31202202312022123
Base 411002141100304
Base 5201245201325
Base 65545655526
Base 73521735247
Base 82411824148
Base 91682916859
Base 10128910129210
Base 11a7211a7511
Base 128b5128b812
Base 137821378513
Base 146811468414
Base 155ae155b215
Base 165091650c16
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