Base | Representation |
---|---|
bin | 1101101001010… |
… | …1100000111000 |
3 | 10222200212100210 |
4 | 3122111200320 |
5 | 104123014022 |
6 | 5402431120 |
7 | 1263331245 |
oct | 332254070 |
9 | 128625323 |
10 | 57235512 |
11 | 2a342984 |
12 | 172024a0 |
13 | bb1c889 |
14 | 785c5cc |
15 | 5058a0c |
hex | 3695838 |
57235512 has 16 divisors (see below), whose sum is σ = 143088840. Its totient is φ = 19078496.
The previous prime is 57235511. The next prime is 57235547. The reversal of 57235512 is 21553275.
It is a self number, because there is not a number n which added to its sum of digits gives 57235512.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57235511) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192383 + ... + 1192430.
Almost surely, 257235512 is an apocalyptic number.
It is an amenable number.
57235512 is an abundant number, since it is smaller than the sum of its proper divisors (85853328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57235512 is a wasteful number, since it uses less digits than its factorization.
57235512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2384822 (or 2384818 counting only the distinct ones).
The product of its digits is 10500, while the sum is 30.
The square root of 57235512 is about 7565.4155206439. The cubic root of 57235512 is about 385.3794246765.
Adding to 57235512 its reverse (21553275), we get a palindrome (78788787).
The spelling of 57235512 in words is "fifty-seven million, two hundred thirty-five thousand, five hundred twelve".
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