1. Numbers
  2. Compare 8220 vs 8221

Compare 8220 vs 8221

Property82208221
Typecomposite numberprime
Unique factors41
Total factors51
Prime factorization22 × 31 × 51 × 137182211
Prime factorization2 × 2 × 3 × 5 × 1378221
Divisors count242
Divisors1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 82201, 8221
Number of properties07
Additive primes 505th
Chen primes 554th
Lucky primes 187th
Primes 1031st
Pythagorean primes 511th
Super primes 173rd
Twin primes (2nd member) 178th
Roman numberals  
Base 2100000000111002100000000111012
Base 310202111031020211113
Base 42000130420001314
Base 523034052303415
Base 610202061020216
Base 7326527326537
Base 8200348200358
Base 9122439122449
Base 10822010822110
Base 1161a31161a411
Base 12491012491112
Base 13398413398513
Base 142dd2142dd314
Base 15268015268115
Base 16201c16201d16
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