Base | Representation |
---|---|
bin | 1010101011111… |
… | …10110111101100 |
3 | 20020200121210021 |
4 | 11111332313230 |
5 | 140422223440 |
6 | 12521251524 |
7 | 2136000145 |
oct | 525766754 |
9 | 206617707 |
10 | 89648620 |
11 | 46671376 |
12 | 26033ba4 |
13 | 1575b029 |
14 | bc98acc |
15 | 7d0c84a |
hex | 557edec |
89648620 has 12 divisors (see below), whose sum is σ = 188262144. Its totient is φ = 35859440.
The previous prime is 89648609. The next prime is 89648623. The reversal of 89648620 is 2684698.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (89648623) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2241196 + ... + 2241235.
It is an arithmetic number, because the mean of its divisors is an integer number (15688512).
Almost surely, 289648620 is an apocalyptic number.
It is an amenable number.
89648620 is an abundant number, since it is smaller than the sum of its proper divisors (98613524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89648620 is a wasteful number, since it uses less digits than its factorization.
89648620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4482440 (or 4482438 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 43.
The square root of 89648620 is about 9468.2955171456. The cubic root of 89648620 is about 447.5565006737.
The spelling of 89648620 in words is "eighty-nine million, six hundred forty-eight thousand, six hundred twenty".
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