Base | Representation |
---|---|
bin | 1010101100000… |
… | …01110101011000 |
3 | 20020201020102220 |
4 | 11112001311120 |
5 | 140423121020 |
6 | 12521424040 |
7 | 2136050430 |
oct | 526016530 |
9 | 206636386 |
10 | 89660760 |
11 | 4667a502 |
12 | 2603b020 |
13 | 15763707 |
14 | bc9d2c0 |
15 | 7d11240 |
hex | 5581d58 |
89660760 has 64 divisors (see below), whose sum is σ = 307411200. Its totient is φ = 20493696.
The previous prime is 89660759. The next prime is 89660777. The reversal of 89660760 is 6706698.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 52530 + ... + 54209.
It is an arithmetic number, because the mean of its divisors is an integer number (4803300).
Almost surely, 289660760 is an apocalyptic number.
It is an amenable number.
89660760 is an abundant number, since it is smaller than the sum of its proper divisors (217750440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89660760 is a wasteful number, since it uses less digits than its factorization.
89660760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106760 (or 106756 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 42.
The square root of 89660760 is about 9468.9365823201. The cubic root of 89660760 is about 447.5767021027.
The spelling of 89660760 in words is "eighty-nine million, six hundred sixty thousand, seven hundred sixty".
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