Compare 121920 vs 121921
Property | 121920 | 121921 |
---|---|---|
Type | composite number | prime |
Unique factors | 4 | 1 |
Total factors | 9 | 1 |
Prime factorization | 26 × 31 × 51 × 1271 | 1219211 |
Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 127 | 121921 |
Divisors count | 56 | 2 |
Divisors | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 160, 192, 240, 254, 320, 381, 480, 508, 635, 762, 960, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 15240, 20320, 24384, 30480, 40640, 60960, 121920 | 1, 121921 |
Number of properties | 0 | 5 |
Emirps | 2255th | |
Isolated primes | 8588th | |
Primes | 11467th | |
Pythagorean primes | 5703rd | |
Super primes | 1382nd | |
Roman numberals | ||
Base 2 | 111011100010000002 | 111011100010000012 |
Base 3 | 200120201203 | 200120201213 |
Base 4 | 1313010004 | 1313010014 |
Base 5 | 124001405 | 124001415 |
Base 6 | 23402406 | 23402416 |
Base 7 | 10153117 | 10153127 |
Base 8 | 3561008 | 3561018 |
Base 9 | 2052169 | 2052179 |
Base 10 | 12192010 | 12192110 |
Base 11 | 8366711 | 8366811 |
Base 12 | 5a68012 | 5a68112 |
Base 13 | 4365613 | 4365713 |
Base 14 | 3260814 | 3260914 |
Base 15 | 261d015 | 261d115 |
Base 16 | 1dc4016 | 1dc4116 |