Base | Representation |
---|---|
bin | 11111101011110… |
… | …000001001110100 |
3 | 1101001020012112010 |
4 | 133223300021310 |
5 | 2042040004444 |
6 | 124425124220 |
7 | 16113132501 |
oct | 3753601164 |
9 | 1331205463 |
10 | 531563124 |
11 | 253065274 |
12 | 12a029670 |
13 | 861866c1 |
14 | 508504a8 |
15 | 31a002b9 |
hex | 1faf0274 |
531563124 has 24 divisors (see below), whose sum is σ = 1241775360. Its totient is φ = 176978944.
The previous prime is 531563117. The next prime is 531563147. The reversal of 531563124 is 421365135.
It is a junction number, because it is equal to n+sod(n) for n = 531563091 and 531563100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15309 + ... + 36020.
It is an arithmetic number, because the mean of its divisors is an integer number (51740640).
Almost surely, 2531563124 is an apocalyptic number.
It is an amenable number.
531563124 is an abundant number, since it is smaller than the sum of its proper divisors (710212236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531563124 is a wasteful number, since it uses less digits than its factorization.
531563124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52199 (or 52197 counting only the distinct ones).
The product of its digits is 10800, while the sum is 30.
The square root of 531563124 is about 23055.6527558861. The cubic root of 531563124 is about 810.0620406679.
It can be divided in two parts, 53156 and 3124, that added together give a triangular number (56280 = T335).
The spelling of 531563124 in words is "five hundred thirty-one million, five hundred sixty-three thousand, one hundred twenty-four".
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