Base | Representation |
---|---|
bin | 1010100011010… |
… | …01101000100000 |
3 | 20011112221002100 |
4 | 11101221220200 |
5 | 140124404211 |
6 | 12441050400 |
7 | 2123230362 |
oct | 521515040 |
9 | 204487070 |
10 | 88513056 |
11 | 45a66195 |
12 | 25786a00 |
13 | 154511b8 |
14 | ba80d32 |
15 | 7b86156 |
hex | 5469a20 |
88513056 has 36 divisors (see below), whose sum is σ = 251709822. Its totient is φ = 29504256.
The previous prime is 88513037. The next prime is 88513063. The reversal of 88513056 is 65031588.
It can be written as a sum of positive squares in only one way, i.e., 71571600 + 16941456 = 8460^2 + 4116^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×885130562 = 15669122164918272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 88513056.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153381 + ... + 153956.
Almost surely, 288513056 is an apocalyptic number.
It is an amenable number.
88513056 is an abundant number, since it is smaller than the sum of its proper divisors (163196766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88513056 is a wasteful number, since it uses less digits than its factorization.
88513056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307353 (or 307342 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 36.
The square root of 88513056 is about 9408.1377540935. The cubic root of 88513056 is about 445.6587575231.
The spelling of 88513056 in words is "eighty-eight million, five hundred thirteen thousand, fifty-six".
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