Base | Representation |
---|---|
bin | 1010101000001… |
… | …10100010100000 |
3 | 20012202120200121 |
4 | 11110012202200 |
5 | 140310440434 |
6 | 12502530024 |
7 | 2131545166 |
oct | 524064240 |
9 | 205676617 |
10 | 89155744 |
11 | 46365037 |
12 | 25a36914 |
13 | 156178a2 |
14 | bbab236 |
15 | 7c617b4 |
hex | 55068a0 |
89155744 has 48 divisors (see below), whose sum is σ = 182891520. Its totient is φ = 42730240.
The previous prime is 89155741. The next prime is 89155753. The reversal of 89155744 is 44755198.
It is a self number, because there is not a number n which added to its sum of digits gives 89155744.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89155741) 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, 176997 + ... + 177499.
It is an arithmetic number, because the mean of its divisors is an integer number (3810240).
Almost surely, 289155744 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 89155744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91445760).
89155744 is an abundant number, since it is smaller than the sum of its proper divisors (93735776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89155744 is a wasteful number, since it uses less digits than its factorization.
89155744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 733 (or 725 counting only the distinct ones).
The product of its digits is 201600, while the sum is 43.
The square root of 89155744 is about 9442.2319395363. The cubic root of 89155744 is about 446.7347912231.
The spelling of 89155744 in words is "eighty-nine million, one hundred fifty-five thousand, seven hundred forty-four".
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