Base | Representation |
---|---|
bin | 1010101101101… |
… | …01110111011000 |
3 | 20021010001210020 |
4 | 11112311313120 |
5 | 141001431010 |
6 | 12530150440 |
7 | 2140625655 |
oct | 526656730 |
9 | 207101706 |
10 | 89873880 |
11 | 46805638 |
12 | 26122420 |
13 | 15809715 |
14 | bd16c2c |
15 | 7d54470 |
hex | 55b5dd8 |
89873880 has 64 divisors (see below), whose sum is σ = 281352960. Its totient is φ = 22923648.
The previous prime is 89873873. The next prime is 89873893. The reversal of 89873880 is 8837898.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13522 + ... + 19041.
It is an arithmetic number, because the mean of its divisors is an integer number (4396140).
Almost surely, 289873880 is an apocalyptic number.
It is an amenable number.
89873880 is an abundant number, since it is smaller than the sum of its proper divisors (191479080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89873880 is a wasteful number, since it uses less digits than its factorization.
89873880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32600 (or 32596 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 51.
The square root of 89873880 is about 9480.1835425270. The cubic root of 89873880 is about 447.9310454035.
The spelling of 89873880 in words is "eighty-nine million, eight hundred seventy-three thousand, eight hundred eighty".
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