Compare 247391 vs 247401
| Property | 247391 | 247401 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 7 |
| Prime factorization | 2473911 | 33 × 72 × 111 × 171 |
| Prime factorization | 247391 | 3 × 3 × 3 × 7 × 7 × 11 × 17 |
| Divisors count | 2 | 48 |
| Divisors | 1, 247391 | 1, 3, 7, 9, 11, 17, 21, 27, 33, 49, 51, 63, 77, 99, 119, 147, 153, 187, 189, 231, 297, 357, 441, 459, 539, 561, 693, 833, 1071, 1309, 1323, 1617, 1683, 2079, 2499, 3213, 3927, 4851, 5049, 7497, 9163, 11781, 14553, 22491, 27489, 35343, 82467, 247401 |
| Number of properties | 5 | 0 |
| Chen primes | 9034th | |
| Harmonic primes | 8153rd | |
| Primes | 21824th | |
| Sophie germain primes | 2445th | |
| Twin primes (1st member) | 2565th | |
| Roman numberals | ||
| Base 2 | 1111000110010111112 | 1111000110011010012 |
| Base 3 | 1101201001223 | 1101201010003 |
| Base 4 | 3301211334 | 3301212214 |
| Base 5 | 304040315 | 304041015 |
| Base 6 | 51451556 | 51452136 |
| Base 7 | 20501547 | 20502007 |
| Base 8 | 7431378 | 7431518 |
| Base 9 | 4163189 | 4163309 |
| Base 10 | 24739110 | 24740110 |
| Base 11 | 15996111 | 15997011 |
| Base 12 | bb1bb12 | bb20912 |
| Base 13 | 887b113 | 887bb13 |
| Base 14 | 6622b14 | 6623714 |
| Base 15 | 4d47b15 | 4d48615 |
| Base 16 | 3c65f16 | 3c66916 |