Compare 21000 vs 21005
Property | 21000 | 21005 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 4 | 2 |
Total factors | 8 | 2 |
Prime factorization | 23 × 31 × 53 × 71 | 51 × 42011 |
Prime factorization | 2 × 2 × 2 × 3 × 5 × 5 × 5 × 7 | 5 × 4201 |
Divisors count | 64 | 4 |
Divisors | 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 21000 | 1, 5, 4201, 21005 |
Number of properties | 0 | 1 |
Semiprimes | 5330th | |
Roman numberals | ||
Base 2 | 1010010000010002 | 1010010000011012 |
Base 3 | 10012102103 | 10012102223 |
Base 4 | 110200204 | 110200314 |
Base 5 | 11330005 | 11330105 |
Base 6 | 2411206 | 2411256 |
Base 7 | 1151407 | 1151457 |
Base 8 | 510108 | 510158 |
Base 9 | 317239 | 317289 |
Base 10 | 2100010 | 2100510 |
Base 11 | 1486111 | 1486611 |
Base 12 | 101a012 | 101a512 |
Base 13 | 973513 | 973a13 |
Base 14 | 792014 | 792514 |
Base 15 | 635015 | 635515 |
Base 16 | 520816 | 520d16 |