Compare 66940 vs 66949
| Property | 66940 | 66949 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 51 × 33471 | 669491 |
| Prime factorization | 2 × 2 × 5 × 3347 | 66949 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 5, 10, 20, 3347, 6694, 13388, 16735, 33470, 66940 | 1, 66949 |
| Number of properties | 0 | 7 |
| Harmonic primes | 2507th | |
| Long primes | 2525th | |
| Primes | 6672nd | |
| Prime triplets (3rd member) | 373rd | |
| Pythagorean primes | 3325th | |
| Sexy primes (2nd member) | 1772nd | |
| Twin primes (2nd member) | 874th | |
| Roman numberals | ||
| Base 2 | 100000101011111002 | 100000101100001012 |
| Base 3 | 101012110213 | 101012111213 |
| Base 4 | 1001113304 | 1001120114 |
| Base 5 | 41202305 | 41202445 |
| Base 6 | 12335246 | 12335416 |
| Base 7 | 3661067 | 3661217 |
| Base 8 | 2025748 | 2026058 |
| Base 9 | 1117379 | 1117479 |
| Base 10 | 6694010 | 6694910 |
| Base 11 | 4632511 | 4633311 |
| Base 12 | 328a412 | 328b112 |
| Base 13 | 2461313 | 2461c13 |
| Base 14 | 1a57614 | 1a58114 |
| Base 15 | 14c7a15 | 14c8415 |
| Base 16 | 1057c16 | 1058516 |