Base | Representation |
---|---|
bin | 1010110010100… |
… | …11011111101000 |
3 | 20022022212110010 |
4 | 11121103133220 |
5 | 141133111103 |
6 | 12552051520 |
7 | 2146255221 |
oct | 531233750 |
9 | 208285403 |
10 | 90519528 |
11 | 47106730 |
12 | 26393ba0 |
13 | 159a4568 |
14 | c044248 |
15 | 7e30903 |
hex | 56537e8 |
90519528 has 64 divisors (see below), whose sum is σ = 248256000. Its totient is φ = 27276480.
The previous prime is 90519523. The next prime is 90519529. The reversal of 90519528 is 82591509.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (90519523) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51675 + ... + 53397.
It is an arithmetic number, because the mean of its divisors is an integer number (3879000).
Almost surely, 290519528 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 90519528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124128000).
90519528 is an abundant number, since it is smaller than the sum of its proper divisors (157736472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90519528 is a wasteful number, since it uses less digits than its factorization.
90519528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1942 (or 1938 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 39.
The square root of 90519528 is about 9514.1751087522. The cubic root of 90519528 is about 449.0011226768.
The spelling of 90519528 in words is "ninety million, five hundred nineteen thousand, five hundred twenty-eight".
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