Compare 1399 vs 1583

Property13991583
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1399115831
Prime factorization13991583
Divisors count22
Divisors1, 13991, 1583
Number of properties69
Additive primes 135th
Chen primes145th159th
Cousin primes (2nd member) 56th
Emirps65th76th
Good primes52nd 
Harmonic primes76th84th
Isolated primes131st151st
Long primes 98th
Primes222nd250th
Sophie germain primes 53rd
Roman numberalsMCCCXCIXMDLXXXIII
Base 2101011101112110001011112
Base 31220211320111223
Base 411131341202334
Base 5210445223135
Base 6102516111556
Base 74036744217
Base 82567830578
Base 91824921489
Base 10139910158310
Base 11106211120a11
Base 1298712abb12
Base 138381394a13
Base 1471d1481114
Base 156341570815
Base 165771662f16
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