1. Numbers
  2. Compare 1213 vs 1223

Compare 1213 vs 1223

Property12131223
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1213112231
Prime factorization12131223
Divisors count22
Divisors1, 12131, 1223
Number of properties710
Additive primes106th 
Cousin primes (1st member)45th 
Emirps52nd54th
Good primes49th 
Harmonic primes 70th
Isolated primes117th119th
Left-truncatable primes 55th
Long primes 77th
Primes198th200th
Pythagorean primes97th 
Sexy primes (1st member) 87th
Sexy primes (2nd member) 86th
Sexy prime triplets (2nd member) 33rd
Sophie germain primes 43rd
Roman numberalsMCCXIIIMCCXXIII
Base 2100101111012100110001112
Base 31122221312000223
Base 410233141030134
Base 5143235143435
Base 65341653556
Base 73352733657
Base 82275823078
Base 91587916089
Base 10121310122310
Base 11a0311a1211
Base 128511285b12
Base 137241373113
Base 146291463514
Base 1555d1556815
Base 164bd164c716
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