Base | Representation |
---|---|
bin | 1101110000010… |
… | …0000111010100 |
3 | 11000112212210022 |
4 | 3130010013110 |
5 | 104232013112 |
6 | 5420244312 |
7 | 1300226066 |
oct | 334040724 |
9 | 130485708 |
10 | 57688532 |
11 | 2a622280 |
12 | 173a0698 |
13 | bc4ab35 |
14 | 7939736 |
15 | 50e7d72 |
hex | 37041d4 |
57688532 has 12 divisors (see below), whose sum is σ = 110132736. Its totient is φ = 26222040.
The previous prime is 57688529. The next prime is 57688537. The reversal of 57688532 is 23588675.
It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1311103 = 57688532 / (5 + 7 + 6 + 8 + 8 + 5 + 3 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57688537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655508 + ... + 655595.
It is an arithmetic number, because the mean of its divisors is an integer number (9177728).
Almost surely, 257688532 is an apocalyptic number.
It is an amenable number.
57688532 is a deficient number, since it is larger than the sum of its proper divisors (52444204).
57688532 is a wasteful number, since it uses less digits than its factorization.
57688532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1311118 (or 1311116 counting only the distinct ones).
The product of its digits is 403200, while the sum is 44.
The square root of 57688532 is about 7595.2967025653. The cubic root of 57688532 is about 386.3935153020.
The spelling of 57688532 in words is "fifty-seven million, six hundred eighty-eight thousand, five hundred thirty-two".
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