Base | Representation |
---|---|
bin | 1010011010000… |
… | …01000011010111 |
3 | 20002021012201000 |
4 | 11031001003113 |
5 | 134322021023 |
6 | 12355034343 |
7 | 2110010613 |
oct | 515010327 |
9 | 202235630 |
10 | 87298263 |
11 | 45306528 |
12 | 2529b9b3 |
13 | 151172a0 |
14 | b846343 |
15 | 79e6243 |
hex | 53410d7 |
87298263 has 64 divisors (see below), whose sum is σ = 147087360. Its totient is φ = 50803200.
The previous prime is 87298249. The next prime is 87298273. The reversal of 87298263 is 36289278.
It is not a de Polignac number, because 87298263 - 210 = 87297239 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87298243) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 772495 + ... + 772607.
It is an arithmetic number, because the mean of its divisors is an integer number (2298240).
Almost surely, 287298263 is an apocalyptic number.
87298263 is a deficient number, since it is larger than the sum of its proper divisors (59789097).
87298263 is a wasteful number, since it uses less digits than its factorization.
87298263 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237 (or 231 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 87298263 is about 9343.3539481280. The cubic root of 87298263 is about 443.6105514880.
The spelling of 87298263 in words is "eighty-seven million, two hundred ninety-eight thousand, two hundred sixty-three".
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