Base | Representation |
---|---|
bin | 100101100011101… |
… | …011000100101001 |
3 | 1121220122211022021 |
4 | 211203223010221 |
5 | 2242301432312 |
6 | 142305224441 |
7 | 21420555616 |
oct | 4543530451 |
9 | 1556584267 |
10 | 630108457 |
11 | 2a37528a0 |
12 | 157032121 |
13 | a070b054 |
14 | 5d98350d |
15 | 3a4b8c07 |
hex | 258eb129 |
630108457 has 16 divisors (see below), whose sum is σ = 733777920. Its totient is φ = 535021200.
The previous prime is 630108439. The next prime is 630108497. The reversal of 630108457 is 754801036.
It is a cyclic number.
It is not a de Polignac number, because 630108457 - 27 = 630108329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (630108407) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6393 + ... + 36070.
It is an arithmetic number, because the mean of its divisors is an integer number (45861120).
Almost surely, 2630108457 is an apocalyptic number.
It is an amenable number.
630108457 is a deficient number, since it is larger than the sum of its proper divisors (103669463).
630108457 is a wasteful number, since it uses less digits than its factorization.
630108457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42564.
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 630108457 is about 25101.9612181997. The cubic root of 630108457 is about 857.3110790873.
The spelling of 630108457 in words is "six hundred thirty million, one hundred eight thousand, four hundred fifty-seven".
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