Base | Representation |
---|---|
bin | 1010101011110… |
… | …10100110000000 |
3 | 20020122201202112 |
4 | 11111322212000 |
5 | 140421143404 |
6 | 12521034452 |
7 | 2135565113 |
oct | 525724600 |
9 | 206581675 |
10 | 89631104 |
11 | 4665a1a2 |
12 | 26025a28 |
13 | 15753074 |
14 | bc9257a |
15 | 7d0756e |
hex | 557a980 |
89631104 has 32 divisors (see below), whose sum is σ = 180427800. Its totient is φ = 44347392.
The previous prime is 89631067. The next prime is 89631107. The reversal of 89631104 is 40113698.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (32).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89631107) 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, 8807 + ... + 16025.
Almost surely, 289631104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89631104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90213900).
89631104 is an abundant number, since it is smaller than the sum of its proper divisors (90796696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89631104 is an equidigital number, since it uses as much as digits as its factorization.
89631104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7330 (or 7318 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 89631104 is about 9467.3704902681. The cubic root of 89631104 is about 447.5273501589.
The spelling of 89631104 in words is "eighty-nine million, six hundred thirty-one thousand, one hundred four".
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