Compare 228512 vs 228521
| Property | 228512 | 228521 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 25 × 371 × 1931 | 2285211 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 37 × 193 | 228521 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 4, 8, 16, 32, 37, 74, 148, 193, 296, 386, 592, 772, 1184, 1544, 3088, 6176, 7141, 14282, 28564, 57128, 114256, 228512 | 1, 228521 |
| Number of properties | 0 | 6 |
| Chen primes | 8450th | |
| Cousin primes (2nd member) | 2388th | |
| Primes | 20305th | |
| Prime triplets (2nd member) | 938th | |
| Sophie germain primes | 2297th | |
| Twin primes (1st member) | 2406th | |
| Roman numberals | ||
| Base 2 | 1101111100101000002 | 1101111100101010012 |
| Base 3 | 1021211101023 | 1021211102023 |
| Base 4 | 3133022004 | 3133022214 |
| Base 5 | 243030225 | 243030415 |
| Base 6 | 45215326 | 45215456 |
| Base 7 | 16411347 | 16411467 |
| Base 8 | 6762408 | 6762518 |
| Base 9 | 3774129 | 3774229 |
| Base 10 | 22851210 | 22852110 |
| Base 11 | 14675911 | 14676711 |
| Base 12 | b02a812 | b02b512 |
| Base 13 | 8001b13 | 8002713 |
| Base 14 | 5d3c414 | 5d3cd14 |
| Base 15 | 47a9215 | 47a9b15 |
| Base 16 | 37ca016 | 37ca916 |