Base | Representation |
---|---|
bin | 1100100111011… |
… | …0001011100100 |
3 | 10200120020210212 |
4 | 3021312023210 |
5 | 102021202433 |
6 | 5130034552 |
7 | 1211515631 |
oct | 311661344 |
9 | 120506725 |
10 | 52912868 |
11 | 27960248 |
12 | 15878a58 |
13 | ac681b8 |
14 | 7055188 |
15 | 49a2d48 |
hex | 32762e4 |
52912868 has 12 divisors (see below), whose sum is σ = 94345020. Its totient is φ = 25957152.
The previous prime is 52912861. The next prime is 52912879. The reversal of 52912868 is 86821925.
52912868 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 2 ways, for example, as 29506624 + 23406244 = 5432^2 + 4838^2 .
It is not an unprimeable number, because it can be changed into a prime (52912861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124583 + ... + 125006.
It is an arithmetic number, because the mean of its divisors is an integer number (7862085).
Almost surely, 252912868 is an apocalyptic number.
It is an amenable number.
52912868 is a deficient number, since it is larger than the sum of its proper divisors (41432152).
52912868 is a wasteful number, since it uses less digits than its factorization.
52912868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249646 (or 249644 counting only the distinct ones).
The product of its digits is 69120, while the sum is 41.
The square root of 52912868 is about 7274.1231774008. The cubic root of 52912868 is about 375.4226180569.
The spelling of 52912868 in words is "fifty-two million, nine hundred twelve thousand, eight hundred sixty-eight".
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