Base | Representation |
---|---|
bin | 101111100001… |
… | …010011001100 |
3 | 212102220000110 |
4 | 233201103030 |
5 | 11142112124 |
6 | 1123000020 |
7 | 210612156 |
oct | 57412314 |
9 | 25386013 |
10 | 12457164 |
11 | 7039285 |
12 | 4209010 |
13 | 2772105 |
14 | 1923ad6 |
15 | 1161029 |
hex | be14cc |
12457164 has 24 divisors (see below), whose sum is σ = 30005248. Its totient is φ = 4018320.
The previous prime is 12457157. The next prime is 12457171. The reversal of 12457164 is 46175421.
12457164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12457157) and next prime (12457171).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16372 + ... + 17115.
Almost surely, 212457164 is an apocalyptic number.
It is an amenable number.
12457164 is an abundant number, since it is smaller than the sum of its proper divisors (17548084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12457164 is a wasteful number, since it uses less digits than its factorization.
12457164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33525 (or 33523 counting only the distinct ones).
The product of its digits is 6720, while the sum is 30.
The square root of 12457164 is about 3529.4707818595. The cubic root of 12457164 is about 231.8140354786.
It can be divided in two parts, 12457 and 164, that added together give a palindrome (12621).
The spelling of 12457164 in words is "twelve million, four hundred fifty-seven thousand, one hundred sixty-four".
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