Compare 81920 vs 81929
Property | 81920 | 81929 |
---|---|---|
Type | composite number | prime |
Unique factors | 2 | 1 |
Total factors | 15 | 1 |
Prime factorization | 214 × 51 | 819291 |
Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 | 81929 |
Divisors count | 30 | 2 |
Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 16384, 20480, 40960, 81920 | 1, 81929 |
Number of properties | 0 | 7 |
Additive primes | 3326th | |
Chen primes | 3612th | |
Harmonic primes | 3023rd | |
Primes | 8010th | |
Pythagorean primes | 3992nd | |
Sophie germain primes | 995th | |
Twin primes (1st member) | 1031st | |
Roman numberals | ||
Base 2 | 101000000000000002 | 101000000000010012 |
Base 3 | 110111010023 | 110111011023 |
Base 4 | 1100000004 | 1100000214 |
Base 5 | 101101405 | 101102045 |
Base 6 | 14311326 | 14311456 |
Base 7 | 4605567 | 4606017 |
Base 8 | 2400008 | 2400118 |
Base 9 | 1343329 | 1343429 |
Base 10 | 8192010 | 8192910 |
Base 11 | 5660311 | 5661111 |
Base 12 | 3b4a812 | 3b4b512 |
Base 13 | 2b39713 | 2b3a313 |
Base 14 | 21bd614 | 21c0114 |
Base 15 | 1941515 | 1941e15 |
Base 16 | 1400016 | 1400916 |