1. Numbers
  2. Compare 6420 vs 6421

Compare 6420 vs 6421

Property64206421
Typecomposite numberprime
Unique factors41
Total factors51
Prime factorization22 × 31 × 51 × 107164211
Prime factorization2 × 2 × 3 × 5 × 1076421
Divisors count242
Divisors1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 64201, 6421
Number of properties07
Additive primes 419th
Chen primes 456th
Harmonic primes 301st
Isolated primes 538th
Primes 835th
Pythagorean primes 410th
Sexy primes (1st member) 302nd
Roman numberals  
Base 21100100010100211001000101012
Base 3222102103222102113
Base 41210110412101114
Base 520114052011415
Base 6454206454216
Base 7245017245027
Base 8144248144258
Base 98723987249
Base 10642010642110
Base 11490711490811
Base 12387012387112
Base 132bcb132bcc13
Base 1424a81424a914
Base 151d80151d8115
Base 16191416191516
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