Compare 198400 vs 198409
| Property | 198400 | 198409 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 11 | 1 |
| Prime factorization | 28 × 52 × 311 | 1984091 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 31 | 198409 |
| Divisors count | 54 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 6400, 7936, 9920, 12400, 19840, 24800, 39680, 49600, 99200, 198400 | 1, 198409 |
| Number of properties | 0 | 8 |
| Additive primes | 7175th | |
| Chen primes | 7471st | |
| Cousin primes (1st member) | 2120th | |
| Harmonic primes | 6708th | |
| Isolated primes | 13566th | |
| Primes | 17855th | |
| Pythagorean primes | 8905th | |
| Ulam primes | 1276th | |
| Roman numberals | ||
| Base 2 | 1100000111000000002 | 1100000111000010012 |
| Base 3 | 1010020110113 | 1010020111113 |
| Base 4 | 3001300004 | 3001300214 |
| Base 5 | 223221005 | 223221145 |
| Base 6 | 41303046 | 41303216 |
| Base 7 | 14542667 | 14543117 |
| Base 8 | 6034008 | 6034118 |
| Base 9 | 3321349 | 3321449 |
| Base 10 | 19840010 | 19840910 |
| Base 11 | 12607411 | 12608211 |
| Base 12 | 9699412 | 969a112 |
| Base 13 | 6c3c713 | 6c40313 |
| Base 14 | 5243614 | 5244114 |
| Base 15 | 3dbba15 | 3dbc415 |
| Base 16 | 3070016 | 3070916 |