Compare 990920 vs 990923
Property | 990920 | 990923 |
---|---|---|
Type | composite number | prime |
Unique factors | 4 | 1 |
Total factors | 6 | 1 |
Prime factorization | 23 × 51 × 71 × 35391 | 9909231 |
Prime factorization | 2 × 2 × 2 × 5 × 7 × 3539 | 990923 |
Divisors count | 32 | 2 |
Divisors | 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3539, 7078, 14156, 17695, 24773, 28312, 35390, 49546, 70780, 99092, 123865, 141560, 198184, 247730, 495460, 990920 | 1, 990923 |
Number of properties | 0 | 4 |
Isolated primes | 61628th | |
Primes | 77843rd | |
Safe primes | 4292nd | |
Sexy primes (2nd member) | 16259th | |
Roman numberals | ||
Base 2 | 111100011110110010002 | 111100011110110010112 |
Base 3 | 12121000212023 | 12121000212123 |
Base 4 | 33013230204 | 33013230234 |
Base 5 | 2232021405 | 2232021435 |
Base 6 | 331233326 | 331233356 |
Base 7 | 112646607 | 112646637 |
Base 8 | 36173108 | 36173138 |
Base 9 | 17702529 | 17702559 |
Base 10 | 99092010 | 99092310 |
Base 11 | 61754711 | 61754a11 |
Base 12 | 3b954812 | 3b954b12 |
Base 13 | 28905813 | 28905b13 |
Base 14 | 1bb1a014 | 1bb1a314 |
Base 15 | 14891515 | 14891815 |
Base 16 | f1ec816 | f1ecb16 |