Base | Representation |
---|---|
bin | 1101101011101… |
… | …1101011101100 |
3 | 10222222210211011 |
4 | 3122323223230 |
5 | 104143014402 |
6 | 5410035004 |
7 | 1264552120 |
oct | 332735354 |
9 | 128883734 |
10 | 57391852 |
11 | 2a43a391 |
12 | 17278a64 |
13 | bb75a9b |
14 | 789d580 |
15 | 5089ed7 |
hex | 36bbaec |
57391852 has 24 divisors (see below), whose sum is σ = 114945824. Its totient is φ = 24561792.
The previous prime is 57391843. The next prime is 57391853. The reversal of 57391852 is 25819375.
It is not an unprimeable number, because it can be changed into a prime (57391853) 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 7 ways as a sum of consecutive naturals, for example, 33808 + ... + 35464.
Almost surely, 257391852 is an apocalyptic number.
It is an amenable number.
57391852 is an abundant number, since it is smaller than the sum of its proper divisors (57553972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57391852 is a wasteful number, since it uses less digits than its factorization.
57391852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2905 (or 2903 counting only the distinct ones).
The product of its digits is 75600, while the sum is 40.
The square root of 57391852 is about 7575.7410198607. The cubic root of 57391852 is about 385.7299963292.
The spelling of 57391852 in words is "fifty-seven million, three hundred ninety-one thousand, eight hundred fifty-two".
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