Base | Representation |
---|---|
bin | 1010011011000… |
… | …01011011101100 |
3 | 20002111221122012 |
4 | 11031201123230 |
5 | 134340242032 |
6 | 12401540352 |
7 | 2111102363 |
oct | 515413354 |
9 | 202457565 |
10 | 87430892 |
11 | 4539713a |
12 | 253446b8 |
13 | 15162773 |
14 | b87c7da |
15 | 7a206b2 |
hex | 53616ec |
87430892 has 6 divisors (see below), whose sum is σ = 153004068. Its totient is φ = 43715444.
The previous prime is 87430879. The next prime is 87430919. The reversal of 87430892 is 29803478.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10928858 + ... + 10928865.
It is an arithmetic number, because the mean of its divisors is an integer number (25500678).
Almost surely, 287430892 is an apocalyptic number.
It is an amenable number.
87430892 is a deficient number, since it is larger than the sum of its proper divisors (65573176).
87430892 is a wasteful number, since it uses less digits than its factorization.
87430892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21857727 (or 21857725 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 87430892 is about 9350.4487592842. The cubic root of 87430892 is about 443.8350914783.
The spelling of 87430892 in words is "eighty-seven million, four hundred thirty thousand, eight hundred ninety-two".
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