Base | Representation |
---|---|
bin | 1101110011011… |
… | …1010111011010 |
3 | 11000221112202100 |
4 | 3130313113122 |
5 | 104310222313 |
6 | 5424544230 |
7 | 1302062112 |
oct | 334672732 |
9 | 130845670 |
10 | 57898458 |
11 | 2a755a72 |
12 | 17482076 |
13 | bcc2557 |
14 | 7992042 |
15 | 513a173 |
hex | 37375da |
57898458 has 12 divisors (see below), whose sum is σ = 125446698. Its totient is φ = 19299480.
The previous prime is 57898457. The next prime is 57898459. The reversal of 57898458 is 85489875.
It is an interprime number because it is at equal distance from previous prime (57898457) and next prime (57898459).
It can be written as a sum of positive squares in only one way, i.e., 40030929 + 17867529 = 6327^2 + 4227^2 .
It is not an unprimeable number, because it can be changed into a prime (57898457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1608273 + ... + 1608308.
Almost surely, 257898458 is an apocalyptic number.
57898458 is an abundant number, since it is smaller than the sum of its proper divisors (67548240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57898458 is a wasteful number, since it uses less digits than its factorization.
57898458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3216589 (or 3216586 counting only the distinct ones).
The product of its digits is 3225600, while the sum is 54.
The square root of 57898458 is about 7609.1036265778. The cubic root of 57898458 is about 386.8616375357.
The spelling of 57898458 in words is "fifty-seven million, eight hundred ninety-eight thousand, four hundred fifty-eight".
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