1. Numbers
  2. Compare 121986 vs 121997

Compare 121986 vs 121997

Property121986121997
Typecomposite numberprime
Unique factors31
Total factors71
Prime factorization21 × 35 × 25111219971
Prime factorization2 × 3 × 3 × 3 × 3 × 3 × 251121997
Divisors count242
Divisors1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 251, 486, 502, 753, 1506, 2259, 4518, 6777, 13554, 20331, 40662, 60993, 1219861, 121997
Number of properties08
Additive primes 4722nd
Chen primes 4978th
Cousin primes (2nd member) 1430th
Isolated primes 8594th
Left-truncatable primes 348th
Primes 11475th
Pythagorean primes 5707th
Restricted left-truncatable primes 32nd
Roman numberals  
Base 2111011100100000102111011100100011012
Base 3200121000003200121001023
Base 413130200241313020314
Base 5124004215124004425
Base 62340430623404456
Base 71015434710154517
Base 835620283562158
Base 920530092053129
Base 101219861012199710
Base 1183717118372711
Base 125a716125a72512
Base 13436a713436b513
Base 1432654143266114
Base 1526226152623215
Base 161dc82161dc8d16
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