Compare 4981 vs 4987
Property | 4981 | 4987 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 171 × 2931 | 49871 |
Prime factorization | 17 × 293 | 4987 |
Divisors count | 4 | 2 |
Divisors | 1, 17, 293, 4981 | 1, 4987 |
Number of properties | 1 | 6 |
Chen primes | 377th | |
Isolated primes | 416th | |
Lucky primes | 131st | |
Primes | 667th | |
Semiprimes | 1362nd | |
Sexy primes (1st member) | 242nd | |
Sexy prime triplets (1st member) | 81st | |
Roman numberals | MMMMCMLXXXI | MMMMCMLXXXVII |
Base 2 | 10011011101012 | 10011011110112 |
Base 3 | 202111113 | 202112013 |
Base 4 | 10313114 | 10313234 |
Base 5 | 1244115 | 1244225 |
Base 6 | 350216 | 350316 |
Base 7 | 203447 | 203537 |
Base 8 | 115658 | 115738 |
Base 9 | 67449 | 67519 |
Base 10 | 498110 | 498710 |
Base 11 | 381911 | 382411 |
Base 12 | 2a7112 | 2a7712 |
Base 13 | 236213 | 236813 |
Base 14 | 1b5b14 | 1b6314 |
Base 15 | 172115 | 172715 |
Base 16 | 137516 | 137b16 |