Base | Representation |
---|---|
bin | 11111101010111… |
… | …111100011001100 |
3 | 1101000212002102210 |
4 | 133222333203030 |
5 | 2042012122134 |
6 | 124420550420 |
7 | 16111343211 |
oct | 3752774314 |
9 | 1330762383 |
10 | 531364044 |
11 | 252a39742 |
12 | 129b52410 |
13 | 86116bc3 |
14 | 507dbb08 |
15 | 319b12e9 |
hex | 1fabf8cc |
531364044 has 12 divisors (see below), whose sum is σ = 1239849464. Its totient is φ = 177121344.
The previous prime is 531364037. The next prime is 531364073. The reversal of 531364044 is 440463135.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22140157 + ... + 22140180.
Almost surely, 2531364044 is an apocalyptic number.
It is an amenable number.
531364044 is an abundant number, since it is smaller than the sum of its proper divisors (708485420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531364044 is a wasteful number, since it uses less digits than its factorization.
531364044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44280344 (or 44280342 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 531364044 is about 23051.3349721876. The cubic root of 531364044 is about 809.9609004141.
Subtracting from 531364044 its reverse (440463135), we obtain a palindrome (90900909).
The spelling of 531364044 in words is "five hundred thirty-one million, three hundred sixty-four thousand, forty-four".
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