Base | Representation |
---|---|
bin | 1100011111110… |
… | …1011111101010 |
3 | 10122122010201100 |
4 | 3013331133222 |
5 | 101404343123 |
6 | 5111302230 |
7 | 1204356504 |
oct | 307753752 |
9 | 118563640 |
10 | 52418538 |
11 | 27652907 |
12 | 1567a976 |
13 | ab241b3 |
14 | 6d66d74 |
15 | 4906643 |
hex | 31fd7ea |
52418538 has 12 divisors (see below), whose sum is σ = 113573538. Its totient is φ = 17472840.
The previous prime is 52418533. The next prime is 52418543. The reversal of 52418538 is 83581425.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (52418533) and next prime (52418543).
It can be written as a sum of positive squares in only one way, i.e., 39652209 + 12766329 = 6297^2 + 3573^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (52418533) 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, 1456053 + ... + 1456088.
Almost surely, 252418538 is an apocalyptic number.
52418538 is an abundant number, since it is smaller than the sum of its proper divisors (61155000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52418538 is a wasteful number, since it uses less digits than its factorization.
52418538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2912149 (or 2912146 counting only the distinct ones).
The product of its digits is 38400, while the sum is 36.
The square root of 52418538 is about 7240.0647787157. The cubic root of 52418538 is about 374.2498497328.
The spelling of 52418538 in words is "fifty-two million, four hundred eighteen thousand, five hundred thirty-eight".
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