Base | Representation |
---|---|
bin | 100000000111101… |
… | …010111100100000 |
3 | 1101120000000220002 |
4 | 200013222330200 |
5 | 2100423204244 |
6 | 125250035132 |
7 | 16232264015 |
oct | 4007527440 |
9 | 1346000802 |
10 | 538881824 |
11 | 257203988 |
12 | 130578aa8 |
13 | 878499b0 |
14 | 517d770c |
15 | 32498a4e |
hex | 201eaf20 |
538881824 has 24 divisors (see below), whose sum is σ = 1142533980. Its totient is φ = 248714496.
The previous prime is 538881823. The next prime is 538881841. The reversal of 538881824 is 428188835.
It can be written as a sum of positive squares in 2 ways, for example, as 531763600 + 7118224 = 23060^2 + 2668^2 .
It is not an unprimeable number, because it can be changed into a prime (538881823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647279 + ... + 648110.
Almost surely, 2538881824 is an apocalyptic number.
It is an amenable number.
538881824 is an abundant number, since it is smaller than the sum of its proper divisors (603652156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538881824 is a wasteful number, since it uses less digits than its factorization.
538881824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1295412 (or 1295404 counting only the distinct ones).
The product of its digits is 491520, while the sum is 47.
The square root of 538881824 is about 23213.8282926363. The cubic root of 538881824 is about 813.7628231199.
The spelling of 538881824 in words is "five hundred thirty-eight million, eight hundred eighty-one thousand, eight hundred twenty-four".
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