Compare 642387 vs 642390
Property | 642387 | 642390 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 6 |
Total factors | 2 | 7 |
Prime factorization | 31 × 2141291 | 21 × 31 × 51 × 72 × 191 × 231 |
Prime factorization | 3 × 214129 | 2 × 3 × 5 × 7 × 7 × 19 × 23 |
Divisors count | 4 | 96 |
Divisors | 1, 3, 214129, 642387 | 1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 35, 38, 42, 46, 49, 57, 69, 70, 95, 98, 105, 114, 115, 133, 138, 147, 161, 190, 210, 230, 245, 266, 285, 294, 322, 345, 399, 437, 483, 490, 570, 665, 690, 735, 798, 805, 874, 931, 966, 1127, 1311, 1330, 1470, 1610, 1862, 1995, 2185, 2254, 2415, 2622, 2793, 3059, 3381, 3990, 4370, 4655, 4830, 5586, 5635, 6118, 6555, 6762, 9177, 9310, 11270, 13110, 13965, 15295, 16905, 18354, 21413, 27930, 30590, 33810, 42826, 45885, 64239, 91770, 107065, 128478, 214130, 321195, 642390 |
Number of properties | 1 | 0 |
Semiprimes | 137636th | |
Roman numberals | ||
Base 2 | 100111001101010100112 | 100111001101010101102 |
Base 3 | 10121220120103 | 10121220120203 |
Base 4 | 21303111034 | 21303111124 |
Base 5 | 1310240225 | 1310240305 |
Base 6 | 214340036 | 214340106 |
Base 7 | 53135647 | 53136007 |
Base 8 | 23465238 | 23465268 |
Base 9 | 11781639 | 11781669 |
Base 10 | 64238710 | 64239010 |
Base 11 | 3a96a911 | 3a970111 |
Base 12 | 26b90312 | 26b90612 |
Base 13 | 19651513 | 19651813 |
Base 14 | 12a16b14 | 12a17014 |
Base 15 | ca50c15 | ca51015 |
Base 16 | 9cd5316 | 9cd5616 |