Base | Representation |
---|---|
bin | 11111101001110… |
… | …000101110010100 |
3 | 1101000020200112120 |
4 | 133221300232110 |
5 | 2041421304142 |
6 | 124410015540 |
7 | 16105526664 |
oct | 3751605624 |
9 | 1330220476 |
10 | 531041172 |
11 | 252839102 |
12 | 129a175b0 |
13 | 86032c5c |
14 | 507561a4 |
15 | 3194a7ec |
hex | 1fa70b94 |
531041172 has 24 divisors (see below), whose sum is σ = 1311984576. Its totient is φ = 166601088.
The previous prime is 531041171. The next prime is 531041183. The reversal of 531041172 is 271140135.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531041171) 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, 1301368 + ... + 1301775.
It is an arithmetic number, because the mean of its divisors is an integer number (54666024).
Almost surely, 2531041172 is an apocalyptic number.
It is an amenable number.
531041172 is an abundant number, since it is smaller than the sum of its proper divisors (780943404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531041172 is a wasteful number, since it uses less digits than its factorization.
531041172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2603167 (or 2603165 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 531041172 is about 23044.3305825967. The cubic root of 531041172 is about 809.7968153677.
The spelling of 531041172 in words is "five hundred thirty-one million, forty-one thousand, one hundred seventy-two".
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