Compare 81987 vs 81988
Property | 81987 | 81988 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 3 |
Total factors | 2 | 4 |
Prime factorization | 31 × 273291 | 22 × 1031 × 1991 |
Prime factorization | 3 × 27329 | 2 × 2 × 103 × 199 |
Divisors count | 4 | 12 |
Divisors | 1, 3, 27329, 81987 | 1, 2, 4, 103, 199, 206, 398, 412, 796, 20497, 40994, 81988 |
Number of properties | 1 | 0 |
Semiprimes | 19347th | |
Roman numberals | ||
Base 2 | 101000000010000112 | 101000000010001002 |
Base 3 | 110111101203 | 110111101213 |
Base 4 | 1100010034 | 1100010104 |
Base 5 | 101104225 | 101104235 |
Base 6 | 14313236 | 14313246 |
Base 7 | 4610137 | 4610147 |
Base 8 | 2401038 | 2401048 |
Base 9 | 1344169 | 1344179 |
Base 10 | 8198710 | 8198810 |
Base 11 | 5666411 | 5666511 |
Base 12 | 3b54312 | 3b54412 |
Base 13 | 2b41913 | 2b41a13 |
Base 14 | 21c4314 | 21c4414 |
Base 15 | 1945c15 | 1945d15 |
Base 16 | 1404316 | 1404416 |