1. Numbers
  2. Compare 1997 vs 2347

Compare 1997 vs 2347

Property19972347
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1997123471
Prime factorization19972347
Divisors count22
Divisors1, 19971, 2347
Number of properties106
Chen primes185th 
Cousin primes (1st member) 72nd
Cousin primes (2nd member)64th 
Good primes64th 
Harmonic primes 129th
Isolated primes 207th
Left-truncatable primes62nd65th
Primes302nd348th
Prime triplets (1st member)50th 
Prime triplets (2nd member)49th 
Pythagorean primes147th 
Sexy primes (1st member)129th 
Sexy primes (2nd member) 142nd
Twin primes (1st member)61st 
Roman numberalsMCMXCVIIMMCCCXLVII
Base 21111100110121001001010112
Base 322012223100122213
Base 413303142102234
Base 5304425333425
Base 6131256145116
Base 75552765627
Base 83715844538
Base 92658931879
Base 10199710234710
Base 11155611184411
Base 1211a512143712
Base 13ba81310b713
Base 14a2914bd914
Base 158d215a6715
Base 167cd1692b16
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