Base | Representation |
---|---|
bin | 1101110010000… |
… | …1010111110111 |
3 | 11000202222011221 |
4 | 3130201113313 |
5 | 104244332000 |
6 | 5423011211 |
7 | 1301235352 |
oct | 334412767 |
9 | 130688157 |
10 | 57808375 |
11 | 2a6a4319 |
12 | 17439b07 |
13 | bc90551 |
14 | 796b299 |
15 | 511d61a |
hex | 37215f7 |
57808375 has 8 divisors (see below), whose sum is σ = 72145008. Its totient is φ = 46246600.
The previous prime is 57808367. The next prime is 57808379. The reversal of 57808375 is 57380875.
It is not a de Polignac number, because 57808375 - 23 = 57808367 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57808379) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231109 + ... + 231358.
It is an arithmetic number, because the mean of its divisors is an integer number (9018126).
Almost surely, 257808375 is an apocalyptic number.
57808375 is a deficient number, since it is larger than the sum of its proper divisors (14336633).
57808375 is an equidigital number, since it uses as much as digits as its factorization.
57808375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462482 (or 462472 counting only the distinct ones).
The product of its (nonzero) digits is 235200, while the sum is 43.
The square root of 57808375 is about 7603.1818997049. The cubic root of 57808375 is about 386.6608967464.
The spelling of 57808375 in words is "fifty-seven million, eight hundred eight thousand, three hundred seventy-five".
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