Base | Representation |
---|---|
bin | 1010011011011… |
… | …10111000000000 |
3 | 20002121202011110 |
4 | 11031232320000 |
5 | 134344022302 |
6 | 12403043320 |
7 | 2111422041 |
oct | 515567000 |
9 | 202552143 |
10 | 87485952 |
11 | 45424544 |
12 | 25370540 |
13 | 15181848 |
14 | b8948c8 |
15 | 7a31b6c |
hex | 536ee00 |
87485952 has 40 divisors (see below), whose sum is σ = 233072136. Its totient is φ = 29161472.
The previous prime is 87485947. The next prime is 87485969. The reversal of 87485952 is 25958478.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26943 + ... + 30014.
Almost surely, 287485952 is an apocalyptic number.
It is an amenable number.
87485952 is an abundant number, since it is smaller than the sum of its proper divisors (145586184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87485952 is an equidigital number, since it uses as much as digits as its factorization.
87485952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56978 (or 56962 counting only the distinct ones).
The product of its digits is 806400, while the sum is 48.
The square root of 87485952 is about 9353.3925396083. The cubic root of 87485952 is about 443.9282409799.
The spelling of 87485952 in words is "eighty-seven million, four hundred eighty-five thousand, nine hundred fifty-two".
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