1. Numbers
  2. Compare 1997 vs 2137

Compare 1997 vs 2137

Property19972137
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1997121371
Prime factorization19972137
Divisors count22
Divisors1, 19971, 2137
Number of properties1011
Additive primes 169th
Chen primes185th 
Cousin primes (1st member) 67th
Cousin primes (2nd member)64th 
Good primes64th 
Isolated primes 191st
Left-truncatable primes62nd64th
Long primes 123rd
Primes302nd322nd
Prime triplets (1st member)50th53rd
Prime triplets (2nd member)49th 
Pythagorean primes147th156th
Sexy primes (1st member)129th135th
Sexy primes (2nd member) 134th
Sexy prime triplets (2nd member) 51st
Twin primes (1st member)61st 
Roman numberalsMCMXCVIIMMCXXXVII
Base 21111100110121000010110012
Base 32201222322210113
Base 413303142011214
Base 5304425320225
Base 6131256135216
Base 75552761427
Base 83715841318
Base 92658928349
Base 10199710213710
Base 11155611167311
Base 1211a51212a112
Base 13ba813c8513
Base 14a2914ac914
Base 158d21597715
Base 167cd1685916
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