1. Numbers
  2. Compare 1997 vs 3137

Compare 1997 vs 3137

Property19973137
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1997131371
Prime factorization19973137
Divisors count22
Divisors1, 19971, 3137
Number of properties1010
Chen primes185th265th
Cousin primes (2nd member)64th 
Good primes64th 
Happy primes 79th
Isolated primes 281st
Left-truncatable primes62nd73rd
Long primes 179th
Primes302nd446th
Prime triplets (1st member)50th 
Prime triplets (2nd member)49th 
Proth primes 25th
Pythagorean primes147th220th
Right-truncatable primes 34th
Sexy primes (1st member)129th 
Twin primes (1st member)61st 
Two-sided primes 13th
Roman numberalsMCMXCVIIMMMCXXXVII
Base 21111100110121100010000012
Base 322012223110220123
Base 413303143010014
Base 53044251000225
Base 6131256223056
Base 755527121017
Base 83715861018
Base 92658942659
Base 10199710313710
Base 1115561123a211
Base 1211a512199512
Base 13ba813157413
Base 14a2914120114
Base 158d215de215
Base 167cd16c4116
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