1. Numbers
  2. Compare 163990 vs 163997

Compare 163990 vs 163997

Property163990163997
Typecomposite numberprime
Unique factors41
Total factors51
Prime factorization21 × 51 × 232 × 3111639971
Prime factorization2 × 5 × 23 × 23 × 31163997
Divisors count242
Divisors1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 529, 713, 1058, 1426, 2645, 3565, 5290, 7130, 16399, 32798, 81995, 1639901, 163997
Number of properties07
Cousin primes (2nd member) 1812th
Emirps 3321st
Isolated primes 11341st
Primes 15016th
Prime triplets (3rd member) 717th
Pythagorean primes 7489th
Sexy primes (2nd member) 3637th
Roman numberals  
Base 210100000001001011021010000000100111012
Base 3220222212013220222212223
Base 422000211242200021314
Base 5202214305202214425
Base 63303114633031256
Base 71252051712520617
Base 850022685002358
Base 926885192688589
Base 101639901016399710
Base 111022321110223911
Base 127aa9a127aaa512
Base 1359848135985213
Base 1443a981443aa114
Base 15338ca15338d215
Base 1628096162809d16
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