Base | Representation |
---|---|
bin | 100101100101101… |
… | …001001000111110 |
3 | 1121221122001122012 |
4 | 211211221020332 |
5 | 2242414443310 |
6 | 142324251222 |
7 | 21425136233 |
oct | 4545511076 |
9 | 1557561565 |
10 | 630624830 |
11 | 2a3a75850 |
12 | 157240b12 |
13 | a085c0b4 |
14 | 5da7978a |
15 | 3a56bc05 |
hex | 2596923e |
630624830 has 64 divisors (see below), whose sum is σ = 1262511360. Its totient is φ = 224889600.
The previous prime is 630624829. The next prime is 630624851. The reversal of 630624830 is 38426036.
630624830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1541666 + ... + 1542074.
It is an arithmetic number, because the mean of its divisors is an integer number (19726740).
Almost surely, 2630624830 is an apocalyptic number.
630624830 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
630624830 is a wasteful number, since it uses less digits than its factorization.
630624830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 665.
The product of its (nonzero) digits is 20736, while the sum is 32.
The square root of 630624830 is about 25112.2446228926. The cubic root of 630624830 is about 857.5452035545.
The spelling of 630624830 in words is "six hundred thirty million, six hundred twenty-four thousand, eight hundred thirty".
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