Base | Representation |
---|---|
bin | 1101110010011… |
… | …0010100001111 |
3 | 11000210222221212 |
4 | 3130212110033 |
5 | 104301003443 |
6 | 5423245035 |
7 | 1301351366 |
oct | 334462417 |
9 | 130728855 |
10 | 57828623 |
11 | 2a708556 |
12 | 1744977b |
13 | bc99828 |
14 | 79747dd |
15 | 5124618 |
hex | 372650f |
57828623 has 2 divisors, whose sum is σ = 57828624. Its totient is φ = 57828622.
The previous prime is 57828527. The next prime is 57828649. The reversal of 57828623 is 32682875.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 57828623 - 28 = 57828367 is a prime.
It is a super-2 number, since 2×578286232 = 6688299276152258, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57128623) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28914311 + 28914312.
It is an arithmetic number, because the mean of its divisors is an integer number (28914312).
Almost surely, 257828623 is an apocalyptic number.
57828623 is a deficient number, since it is larger than the sum of its proper divisors (1).
57828623 is an equidigital number, since it uses as much as digits as its factorization.
57828623 is an evil number, because the sum of its binary digits is even.
The product of its digits is 161280, while the sum is 41.
The square root of 57828623 is about 7604.5133309108. The cubic root of 57828623 is about 386.7060355112.
The spelling of 57828623 in words is "fifty-seven million, eight hundred twenty-eight thousand, six hundred twenty-three".
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