Base | Representation |
---|---|
bin | 1100011010101… |
… | …1001000100100 |
3 | 10121222222221220 |
4 | 3012223020210 |
5 | 101313044223 |
6 | 5100140340 |
7 | 1201453125 |
oct | 306531044 |
9 | 117888856 |
10 | 52081188 |
11 | 27442405 |
12 | 155376b0 |
13 | aa36793 |
14 | 6cba04c |
15 | 488b6e3 |
hex | 31ab224 |
52081188 has 24 divisors (see below), whose sum is σ = 123584160. Its totient is φ = 17065920.
The previous prime is 52081157. The next prime is 52081189. The reversal of 52081188 is 88118025.
It is not an unprimeable number, because it can be changed into a prime (52081189) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36073 + ... + 37488.
It is an arithmetic number, because the mean of its divisors is an integer number (5149340).
Almost surely, 252081188 is an apocalyptic number.
It is an amenable number.
52081188 is an abundant number, since it is smaller than the sum of its proper divisors (71502972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52081188 is a wasteful number, since it uses less digits than its factorization.
52081188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73627 (or 73625 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 33.
The square root of 52081188 is about 7216.7297302864. The cubic root of 52081188 is about 373.4452679523.
The spelling of 52081188 in words is "fifty-two million, eighty-one thousand, one hundred eighty-eight".
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