Base | Representation |
---|---|
bin | 11100001000101… |
… | …101011011001001 |
3 | 1012220020101100200 |
4 | 130020231123021 |
5 | 1431320422012 |
6 | 114501322413 |
7 | 14461214145 |
oct | 3410553311 |
9 | 1186211320 |
10 | 472045257 |
11 | 222503652 |
12 | 112106409 |
13 | 76a48028 |
14 | 4699a225 |
15 | 2b6953dc |
hex | 1c22d6c9 |
472045257 has 12 divisors (see below), whose sum is σ = 684823620. Its totient is φ = 313321248.
The previous prime is 472045241. The next prime is 472045279. The reversal of 472045257 is 752540274.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 412739856 + 59305401 = 20316^2 + 7701^2 .
It is not a de Polignac number, because 472045257 - 24 = 472045241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (472045237) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112458 + ... + 116579.
It is an arithmetic number, because the mean of its divisors is an integer number (57068635).
Almost surely, 2472045257 is an apocalyptic number.
It is an amenable number.
472045257 is a deficient number, since it is larger than the sum of its proper divisors (212778363).
472045257 is a wasteful number, since it uses less digits than its factorization.
472045257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229272 (or 229269 counting only the distinct ones).
The product of its (nonzero) digits is 78400, while the sum is 36.
The square root of 472045257 is about 21726.6025185716. The cubic root of 472045257 is about 778.6241673142.
The spelling of 472045257 in words is "four hundred seventy-two million, forty-five thousand, two hundred fifty-seven".
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