Base | Representation |
---|---|
bin | 11111101010111… |
… | …010101010110100 |
3 | 1101000211002000100 |
4 | 133222322222310 |
5 | 2042011002202 |
6 | 124420314100 |
7 | 16111231011 |
oct | 3752725264 |
9 | 1330732010 |
10 | 531344052 |
11 | 252a25718 |
12 | 129b42930 |
13 | 8610aa85 |
14 | 507d4708 |
15 | 319aa41c |
hex | 1fabaab4 |
531344052 has 18 divisors (see below), whose sum is σ = 1343119778. Its totient is φ = 177114672.
The previous prime is 531343979. The next prime is 531344057. The reversal of 531344052 is 250443135.
It can be written as a sum of positive squares in only one way, i.e., 495774756 + 35569296 = 22266^2 + 5964^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531344057) 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, 7379743 + ... + 7379814.
Almost surely, 2531344052 is an apocalyptic number.
It is an amenable number.
531344052 is an abundant number, since it is smaller than the sum of its proper divisors (811775726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531344052 is a wasteful number, since it uses less digits than its factorization.
531344052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14759567 (or 14759562 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 531344052 is about 23050.9013272800. The cubic root of 531344052 is about 809.9507423178.
Adding to 531344052 its reverse (250443135), we get a palindrome (781787187).
The spelling of 531344052 in words is "five hundred thirty-one million, three hundred forty-four thousand, fifty-two".
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