Base | Representation |
---|---|
bin | 1010101100010… |
… | …00100100111100 |
3 | 20020202122022212 |
4 | 11112020210330 |
5 | 140430012010 |
6 | 12522155552 |
7 | 2136224105 |
oct | 526104474 |
9 | 206678285 |
10 | 89688380 |
11 | 46699231 |
12 | 26052bb8 |
13 | 15773162 |
14 | bca93ac |
15 | 7d19505 |
hex | 558893c |
89688380 has 12 divisors (see below), whose sum is σ = 188345640. Its totient is φ = 35875344.
The previous prime is 89688373. The next prime is 89688397. The reversal of 89688380 is 8388698.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2242190 + ... + 2242229.
It is an arithmetic number, because the mean of its divisors is an integer number (15695470).
Almost surely, 289688380 is an apocalyptic number.
It is an amenable number.
89688380 is an abundant number, since it is smaller than the sum of its proper divisors (98657260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89688380 is a wasteful number, since it uses less digits than its factorization.
89688380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4484428 (or 4484426 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 50.
The square root of 89688380 is about 9470.3949231275. The cubic root of 89688380 is about 447.6226560568.
The spelling of 89688380 in words is "eighty-nine million, six hundred eighty-eight thousand, three hundred eighty".
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