Base | Representation |
---|---|
bin | 1101101001101… |
… | …0010101101011 |
3 | 10222201212110202 |
4 | 3122122111223 |
5 | 104124132100 |
6 | 5403102415 |
7 | 1263443000 |
oct | 332322553 |
9 | 128655422 |
10 | 57255275 |
11 | 2a356810 |
12 | 17211a0b |
13 | bb2887c |
14 | 78658a7 |
15 | 505e7d5 |
hex | 369a56b |
57255275 has 48 divisors (see below), whose sum is σ = 90470400. Its totient is φ = 35632800.
The previous prime is 57255239. The next prime is 57255277.
57255275 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 57255275 - 212 = 57251179 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57255277) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94022 + ... + 94628.
It is an arithmetic number, because the mean of its divisors is an integer number (1884800).
Almost surely, 257255275 is an apocalyptic number.
57255275 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
57255275 is a deficient number, since it is larger than the sum of its proper divisors (33215125).
57255275 is a wasteful number, since it uses less digits than its factorization.
57255275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 649 (or 630 counting only the distinct ones).
The product of its digits is 122500, while the sum is 38.
The square root of 57255275 is about 7566.7215489933. The cubic root of 57255275 is about 385.4237757961.
The spelling of 57255275 in words is "fifty-seven million, two hundred fifty-five thousand, two hundred seventy-five".
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