Base | Representation |
---|---|
bin | 1010101010100… |
… | …11011001000000 |
3 | 20020100120111021 |
4 | 11111103121000 |
5 | 140401024103 |
6 | 12513355224 |
7 | 2134326010 |
oct | 525233100 |
9 | 206316437 |
10 | 89470528 |
11 | 4655a594 |
12 | 25b68b14 |
13 | 156c7c54 |
14 | bc4dc40 |
15 | 7cc4bbd |
hex | 5553640 |
89470528 has 56 divisors (see below), whose sum is σ = 207897984. Its totient is φ = 37401600.
The previous prime is 89470523. The next prime is 89470627. The reversal of 89470528 is 82507498.
It is a tau number, because it is divible by the number of its divisors (56).
It is not an unprimeable number, because it can be changed into a prime (89470523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15933 + ... + 20803.
It is an arithmetic number, because the mean of its divisors is an integer number (3712464).
Almost surely, 289470528 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 89470528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103948992).
89470528 is an abundant number, since it is smaller than the sum of its proper divisors (118427456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89470528 is a wasteful number, since it uses less digits than its factorization.
89470528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4931 (or 4921 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 43.
The square root of 89470528 is about 9458.8861923590. The cubic root of 89470528 is about 447.2599388641.
It can be divided in two parts, 89470 and 528, that added together give a palindrome (89998).
The spelling of 89470528 in words is "eighty-nine million, four hundred seventy thousand, five hundred twenty-eight".
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