Base | Representation |
---|---|
bin | 1010101000001… |
… | …11000100111110 |
3 | 20012202200201022 |
4 | 11110013010332 |
5 | 140311023300 |
6 | 12502544142 |
7 | 2131554500 |
oct | 524070476 |
9 | 205680638 |
10 | 89157950 |
11 | 46366762 |
12 | 25a38052 |
13 | 156188ab |
14 | bbabd70 |
15 | 7c62285 |
hex | 550713e |
89157950 has 72 divisors (see below), whose sum is σ = 194991984. Its totient is φ = 30240000.
The previous prime is 89157917. The next prime is 89157989. The reversal of 89157950 is 5975198.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 369830 + ... + 370070.
It is an arithmetic number, because the mean of its divisors is an integer number (2708222).
Almost surely, 289157950 is an apocalyptic number.
89157950 is an abundant number, since it is smaller than the sum of its proper divisors (105834034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89157950 is a wasteful number, since it uses less digits than its factorization.
89157950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418 (or 406 counting only the distinct ones).
The product of its (nonzero) digits is 113400, while the sum is 44.
The square root of 89157950 is about 9442.3487544149. The cubic root of 89157950 is about 446.7384757448.
The spelling of 89157950 in words is "eighty-nine million, one hundred fifty-seven thousand, nine hundred fifty".
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