Base | Representation |
---|---|
bin | 1010011010011… |
… | …11110011001100 |
3 | 20002101021120020 |
4 | 11031033303030 |
5 | 134330434133 |
6 | 12400222140 |
7 | 2110351665 |
oct | 515176314 |
9 | 202337506 |
10 | 87358668 |
11 | 45347951 |
12 | 2530a950 |
13 | 15138927 |
14 | b86036c |
15 | 7a090b3 |
hex | 534fccc |
87358668 has 24 divisors (see below), whose sum is σ = 204133440. Its totient is φ = 29077200.
The previous prime is 87358657. The next prime is 87358717. The reversal of 87358668 is 86685378.
It is a self number, because there is not a number n which added to its sum of digits gives 87358668.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3943 + ... + 13793.
It is an arithmetic number, because the mean of its divisors is an integer number (8505560).
Almost surely, 287358668 is an apocalyptic number.
It is an amenable number.
87358668 is an abundant number, since it is smaller than the sum of its proper divisors (116774772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87358668 is a wasteful number, since it uses less digits than its factorization.
87358668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10597 (or 10595 counting only the distinct ones).
The product of its digits is 1935360, while the sum is 51.
The square root of 87358668 is about 9346.5859007447. The cubic root of 87358668 is about 443.7128449219.
The spelling of 87358668 in words is "eighty-seven million, three hundred fifty-eight thousand, six hundred sixty-eight".
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