Base | Representation |
---|---|
bin | 1010110101011… |
… | …01110001010100 |
3 | 20100000122200101 |
4 | 11122231301110 |
5 | 141231424200 |
6 | 13004023444 |
7 | 2152355245 |
oct | 532556124 |
9 | 210018611 |
10 | 90889300 |
11 | 47339527 |
12 | 26531b84 |
13 | 15aa3968 |
14 | c0dcccc |
15 | 7ea526a |
hex | 56adc54 |
90889300 has 18 divisors (see below), whose sum is σ = 197229998. Its totient is φ = 36355680.
The previous prime is 90889247. The next prime is 90889343. The reversal of 90889300 is 398809.
It can be written as a sum of positive squares in 3 ways, for example, as 30276 + 90859024 = 174^2 + 9532^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 90889300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 454347 + ... + 454546.
Almost surely, 290889300 is an apocalyptic number.
It is an amenable number.
90889300 is an abundant number, since it is smaller than the sum of its proper divisors (106340698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90889300 is a wasteful number, since it uses less digits than its factorization.
90889300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 908907 (or 908900 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 37.
The square root of 90889300 is about 9533.5879919367. The cubic root of 90889300 is about 449.6116814655.
The spelling of 90889300 in words is "ninety million, eight hundred eighty-nine thousand, three hundred".
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