Base | Representation |
---|---|
bin | 1010101000011… |
… | …11000101110000 |
3 | 20012211100201210 |
4 | 11110033011300 |
5 | 140313101033 |
6 | 12503400120 |
7 | 2132052252 |
oct | 524170560 |
9 | 205740653 |
10 | 89190768 |
11 | 46389387 |
12 | 25a53040 |
13 | 1562a804 |
14 | bbb9cd2 |
15 | 7c6bd63 |
hex | 550f170 |
89190768 has 40 divisors (see below), whose sum is σ = 233663616. Its totient is φ = 29310400.
The previous prime is 89190767. The next prime is 89190781. The reversal of 89190768 is 86709198.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89190767) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9678 + ... + 16493.
Almost surely, 289190768 is an apocalyptic number.
It is an amenable number.
89190768 is an abundant number, since it is smaller than the sum of its proper divisors (144472848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89190768 is a wasteful number, since it uses less digits than its factorization.
89190768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26253 (or 26247 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 48.
The square root of 89190768 is about 9444.0864036708. The cubic root of 89190768 is about 446.7932820924.
The spelling of 89190768 in words is "eighty-nine million, one hundred ninety thousand, seven hundred sixty-eight".
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