Base | Representation |
---|---|
bin | 100101010011111… |
… | …100011101001000 |
3 | 1121121220100110200 |
4 | 211103330131020 |
5 | 2240223012402 |
6 | 142041012200 |
7 | 21340534116 |
oct | 4523743510 |
9 | 1547810420 |
10 | 625985352 |
11 | 2a1397073 |
12 | 155784060 |
13 | 9c8c6445 |
14 | 5d1ccab6 |
15 | 39e5221c |
hex | 254fc748 |
625985352 has 24 divisors (see below), whose sum is σ = 1695377190. Its totient is φ = 208661760.
The previous prime is 625985333. The next prime is 625985369. The reversal of 625985352 is 253589526.
625985352 is a `hidden beast` number, since 6 + 2 + 598 + 5 + 3 + 52 = 666.
625985352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 625700196 + 285156 = 25014^2 + 534^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 625985298 and 625985307.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4347049 + ... + 4347192.
Almost surely, 2625985352 is an apocalyptic number.
It is an amenable number.
625985352 is an abundant number, since it is smaller than the sum of its proper divisors (1069391838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
625985352 is a wasteful number, since it uses less digits than its factorization.
625985352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8694253 (or 8694246 counting only the distinct ones).
The product of its digits is 648000, while the sum is 45.
The square root of 625985352 is about 25019.6992787683. The cubic root of 625985352 is about 855.4370516126.
The spelling of 625985352 in words is "six hundred twenty-five million, nine hundred eighty-five thousand, three hundred fifty-two".
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