Base | Representation |
---|---|
bin | 11111001011011… |
… | …001010000100010 |
3 | 1100110021020212200 |
4 | 133023121100202 |
5 | 2032402040423 |
6 | 123523234030 |
7 | 15651053505 |
oct | 3713312042 |
9 | 1313236780 |
10 | 523080738 |
11 | 2492a1334 |
12 | 127218916 |
13 | 844a683b |
14 | 4d68313c |
15 | 30dc6d43 |
hex | 1f2d9422 |
523080738 has 12 divisors (see below), whose sum is σ = 1133341638. Its totient is φ = 174360240.
The previous prime is 523080731. The next prime is 523080751. The reversal of 523080738 is 837080325.
It can be written as a sum of positive squares in only one way, i.e., 442134729 + 80946009 = 21027^2 + 8997^2 .
It is a super-2 number, since 2×5230807382 = 547226916933249288, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (523080731) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14530003 + ... + 14530038.
Almost surely, 2523080738 is an apocalyptic number.
523080738 is an abundant number, since it is smaller than the sum of its proper divisors (610260900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
523080738 is a wasteful number, since it uses less digits than its factorization.
523080738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29060049 (or 29060046 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 523080738 is about 22870.9583970589. The cubic root of 523080738 is about 805.7300774837.
The spelling of 523080738 in words is "five hundred twenty-three million, eighty thousand, seven hundred thirty-eight".
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