Base | Representation |
---|---|
bin | 1010011101100… |
… | …11011000000100 |
3 | 20010011000001022 |
4 | 11032303120010 |
5 | 134432012112 |
6 | 12413050312 |
7 | 2114001050 |
oct | 516633004 |
9 | 203130038 |
10 | 87766532 |
11 | 455a6327 |
12 | 25486998 |
13 | 1524c479 |
14 | b928c60 |
15 | 7a89d72 |
hex | 53b3604 |
87766532 has 12 divisors (see below), whose sum is σ = 175533120. Its totient is φ = 37614216.
The previous prime is 87766517. The next prime is 87766537. The reversal of 87766532 is 23566778.
87766532 is an admirable number.
It is a nialpdrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (87766537) 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, 1567232 + ... + 1567287.
It is an arithmetic number, because the mean of its divisors is an integer number (14627760).
Almost surely, 287766532 is an apocalyptic number.
It is an amenable number.
87766532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87766532 is a wasteful number, since it uses less digits than its factorization.
87766532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3134530 (or 3134528 counting only the distinct ones).
The product of its digits is 423360, while the sum is 44.
The square root of 87766532 is about 9368.3793689197. The cubic root of 87766532 is about 444.4023150529.
The spelling of 87766532 in words is "eighty-seven million, seven hundred sixty-six thousand, five hundred thirty-two".
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