1. Numbers
  2. Compare 1223 vs 1231

Compare 1223 vs 1231

Property12231231
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1223112311
Prime factorization12231231
Divisors count22
Divisors1, 12231, 1231
Number of properties106
Additive primes 108th
Emirps54th56th
Harmonic primes70th 
Isolated primes119th 
Left-truncatable primes55th 
Long primes77th 
Lucky primes 52nd
Primes200th202nd
Sexy primes (1st member)87th88th
Sexy primes (2nd member)86th 
Sexy prime triplets (2nd member)33rd 
Sophie germain primes43rd 
Twin primes (2nd member) 42nd
Roman numberalsMCCXXIIIMCCXXXI
Base 2100110001112100110011112
Base 31200022312001213
Base 410301341030334
Base 5143435144115
Base 65355654116
Base 73365734067
Base 82307823178
Base 91608916179
Base 10122310123110
Base 11a1211a1a11
Base 1285b1286712
Base 137311373913
Base 146351463d14
Base 155681557115
Base 164c7164cf16
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