1. Numbers
  2. Compare 1997 vs 1997

Compare 1997 vs 1997

Property19971997
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1997119971
Prime factorization19971997
Divisors count22
Divisors1, 19971, 1997
Number of properties1010
Chen primes185th185th
Cousin primes (2nd member)64th64th
Good primes64th64th
Left-truncatable primes62nd62nd
Primes302nd302nd
Prime triplets (1st member)50th50th
Prime triplets (2nd member)49th49th
Pythagorean primes147th147th
Sexy primes (1st member)129th129th
Twin primes (1st member)61st61st
Roman numberalsMCMXCVIIMCMXCVII
Base 2111110011012111110011012
Base 32201222322012223
Base 413303141330314
Base 5304425304425
Base 6131256131256
Base 75552755527
Base 83715837158
Base 92658926589
Base 10199710199710
Base 11155611155611
Base 1211a51211a512
Base 13ba813ba813
Base 14a2914a2914
Base 158d2158d215
Base 167cd167cd16
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