Base | Representation |
---|---|
bin | 100001000100… |
… | …011011001000 |
3 | 121022102110100 |
4 | 201010123020 |
5 | 4204400442 |
6 | 505445400 |
7 | 133453452 |
oct | 41043310 |
9 | 17272410 |
10 | 8668872 |
11 | 4991063 |
12 | 2aa0860 |
13 | 1a46a14 |
14 | 12192d2 |
15 | b6384c |
hex | 8446c8 |
8668872 has 24 divisors (see below), whose sum is σ = 23478390. Its totient is φ = 2889600.
The previous prime is 8668837. The next prime is 8668873. The reversal of 8668872 is 2788668.
It can be written as a sum of positive squares in only one way, i.e., 8608356 + 60516 = 2934^2 + 246^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8668873) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60129 + ... + 60272.
Almost surely, 28668872 is an apocalyptic number.
It is an amenable number.
8668872 is an abundant number, since it is smaller than the sum of its proper divisors (14809518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8668872 is a wasteful number, since it uses less digits than its factorization.
8668872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120413 (or 120406 counting only the distinct ones).
The product of its digits is 258048, while the sum is 45.
The square root of 8668872 is about 2944.2948221943. The cubic root of 8668872 is about 205.4254262597.
The spelling of 8668872 in words is "eight million, six hundred sixty-eight thousand, eight hundred seventy-two".
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