Base | Representation |
---|---|
bin | 100101101010101… |
… | …001111110001000 |
3 | 1122001002211021101 |
4 | 211222221332020 |
5 | 2243234021302 |
6 | 142412351144 |
7 | 21442251421 |
oct | 4552517610 |
9 | 1561084241 |
10 | 631938952 |
11 | 2a47930a7 |
12 | 1577754b4 |
13 | a0bcc298 |
14 | 5dcdc648 |
15 | 3a72b287 |
hex | 25aa9f88 |
631938952 has 16 divisors (see below), whose sum is σ = 1187366400. Its totient is φ = 315307920.
The previous prime is 631938907. The next prime is 631938953. The reversal of 631938952 is 259839136.
It is a happy number.
631938952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (631938953) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78624 + ... + 86287.
It is an arithmetic number, because the mean of its divisors is an integer number (74210400).
Almost surely, 2631938952 is an apocalyptic number.
It is an amenable number.
631938952 is a deficient number, since it is larger than the sum of its proper divisors (555427448).
631938952 is a wasteful number, since it uses less digits than its factorization.
631938952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165396 (or 165392 counting only the distinct ones).
The product of its digits is 349920, while the sum is 46.
The square root of 631938952 is about 25138.3959711036. The cubic root of 631938952 is about 858.1404529515.
The spelling of 631938952 in words is "six hundred thirty-one million, nine hundred thirty-eight thousand, nine hundred fifty-two".
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