Compare 30991 vs 30997
Property | 30991 | 30997 |
---|---|---|
Type | semiprime | semiprime |
Unique factors | 2 | 2 |
Total factors | 2 | 2 |
Prime factorization | 171 × 18231 | 1391 × 2231 |
Prime factorization | 17 × 1823 | 139 × 223 |
Divisors count | 4 | 4 |
Divisors | 1, 17, 1823, 30991 | 1, 139, 223, 30997 |
Number of properties | 1 | 1 |
Semiprimes | 7701st | 7705th |
Roman numberals | ||
Base 2 | 1111001000011112 | 1111001000101012 |
Base 3 | 11201112113 | 11201120013 |
Base 4 | 132100334 | 132101114 |
Base 5 | 14424315 | 14424425 |
Base 6 | 3552516 | 3553016 |
Base 7 | 1562327 | 1562417 |
Base 8 | 744178 | 744258 |
Base 9 | 464549 | 464619 |
Base 10 | 3099110 | 3099710 |
Base 11 | 2131411 | 2131a11 |
Base 12 | 15b2712 | 15b3112 |
Base 13 | 1114c13 | 1115513 |
Base 14 | b41914 | b42114 |
Base 15 | 92b115 | 92b715 |
Base 16 | 790f16 | 791516 |