Compare 640949 vs 640950
Property | 640949 | 640950 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 4 |
Total factors | 1 | 5 |
Prime factorization | 6409491 | 21 × 31 × 52 × 42731 |
Prime factorization | 640949 | 2 × 3 × 5 × 5 × 4273 |
Divisors count | 2 | 24 |
Divisors | 1, 640949 | 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 4273, 8546, 12819, 21365, 25638, 42730, 64095, 106825, 128190, 213650, 320475, 640950 |
Number of properties | 5 | 0 |
Happy primes | 7420th | |
Isolated primes | 40871st | |
Primes | 52146th | |
Sexy primes (2nd member) | 11299th | |
Sophie germain primes | 5314th | |
Roman numberals | ||
Base 2 | 100111000111101101012 | 100111000111101101102 |
Base 3 | 10121200122123 | 10121200122203 |
Base 4 | 21301323114 | 21301323124 |
Base 5 | 1310022445 | 1310023005 |
Base 6 | 214232056 | 214232106 |
Base 7 | 53064417 | 53064427 |
Base 8 | 23436658 | 23436668 |
Base 9 | 11761859 | 11761869 |
Base 10 | 64094910 | 64095010 |
Base 11 | 3a861111 | 3a861211 |
Base 12 | 26ab0512 | 26ab0612 |
Base 13 | 19597a13 | 19597b13 |
Base 14 | 12982114 | 12982214 |
Base 15 | c9d9e15 | c9da015 |
Base 16 | 9c7b516 | 9c7b616 |