Compare 81928 vs 81931
Property | 81928 | 81931 |
---|---|---|
Type | composite number | prime |
Unique factors | 4 | 1 |
Total factors | 7 | 1 |
Prime factorization | 23 × 72 × 111 × 191 | 819311 |
Prime factorization | 2 × 2 × 2 × 7 × 7 × 11 × 19 | 81931 |
Divisors count | 48 | 2 |
Divisors | 1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 308, 392, 418, 532, 539, 616, 836, 931, 1064, 1078, 1463, 1672, 1862, 2156, 2926, 3724, 4312, 5852, 7448, 10241, 11704, 20482, 40964, 81928 | 1, 81931 |
Number of properties | 0 | 6 |
Lucky primes | 1080th | |
Primes | 8011th | |
Sexy primes (1st member) | 2079th | |
Sexy prime triplets (1st member) | 464th | |
Super primes | 1009th | |
Twin primes (2nd member) | 1031st | |
Roman numberals | ||
Base 2 | 101000000000010002 | 101000000000010112 |
Base 3 | 110111011013 | 110111011113 |
Base 4 | 1100000204 | 1100000234 |
Base 5 | 101102035 | 101102115 |
Base 6 | 14311446 | 14311516 |
Base 7 | 4606007 | 4606037 |
Base 8 | 2400108 | 2400138 |
Base 9 | 1343419 | 1343449 |
Base 10 | 8192810 | 8193110 |
Base 11 | 5661011 | 5661311 |
Base 12 | 3b4b412 | 3b4b712 |
Base 13 | 2b3a213 | 2b3a513 |
Base 14 | 21c0014 | 21c0314 |
Base 15 | 1941d15 | 1942115 |
Base 16 | 1400816 | 1400b16 |