1. Numbers
  2. Compare 217 vs 223

Compare 217 vs 223

Property217223
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization71 × 3112231
Prime factorization7 × 31223
Divisors count42
Divisors1, 7, 31, 2171, 223
Number of properties113
Additive primes 28th
Carol primes 3rd
Cousin primes (1st member) 15th
Good primes 17th
Harmonic primes 17th
Isolated primes 19th
Left-truncatable primes 21st
Long primes 18th
Lucky primes 15th
Primes 48th
Prime triplets (1st member) 15th
Semiprimes72nd 
Sexy primes (1st member) 27th
Solinas primes 27th
Roman numberalsCCXVIICCXXIII
Base 2110110012110111112
Base 3220013220213
Base 43121431334
Base 51332513435
Base 61001610116
Base 743074367
Base 833183378
Base 926192679
Base 102171022310
Base 111881119311
Base 121611216712
Base 131391314213
Base 141171411d14
Base 15e715ed15
Base 16d916df16
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