1. Numbers
  2. Compare 1213 vs 1289

Compare 1213 vs 1289

Property12131289
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1213112891
Prime factorization12131289
Divisors count22
Divisors1, 12131, 1289
Number of properties77
Additive primes106th 
Chen primes 136th
Cousin primes (1st member)45th 
Emirps52nd 
Good primes49th 
Isolated primes117th 
Primes198th209th
Pythagorean primes97th103rd
Sexy primes (2nd member) 90th
Sexy prime triplets (3rd member) 34th
Sophie germain primes 45th
Twin primes (1st member) 44th
Roman numberalsMCCXIIIMCCLXXXIX
Base 2100101111012101000010012
Base 31122221312022023
Base 410233141100214
Base 5143235201245
Base 65341655456
Base 73352735217
Base 82275824118
Base 91587916829
Base 10121310128910
Base 11a0311a7211
Base 12851128b512
Base 137241378213
Base 146291468114
Base 1555d155ae15
Base 164bd1650916
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