Base | Representation |
---|---|
bin | 1010101111011… |
… | …10001100110100 |
3 | 20021112210022110 |
4 | 11113232030310 |
5 | 141031322003 |
6 | 12535131020 |
7 | 2142606465 |
oct | 527561464 |
9 | 207483273 |
10 | 90104628 |
11 | 46952a39 |
12 | 26213a70 |
13 | 1588a763 |
14 | bd76d6c |
15 | 7d9ca03 |
hex | 55ee334 |
90104628 has 24 divisors (see below), whose sum is σ = 211464288. Its totient is φ = 29860576.
The previous prime is 90104603. The next prime is 90104629. The reversal of 90104628 is 82640109.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 90104595 and 90104604.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90104629) 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, 19626 + ... + 23777.
It is an arithmetic number, because the mean of its divisors is an integer number (8811012).
Almost surely, 290104628 is an apocalyptic number.
It is an amenable number.
90104628 is an abundant number, since it is smaller than the sum of its proper divisors (121359660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90104628 is a wasteful number, since it uses less digits than its factorization.
90104628 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43583 (or 43581 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 90104628 is about 9492.3457585573. The cubic root of 90104628 is about 448.3140668175.
The spelling of 90104628 in words is "ninety million, one hundred four thousand, six hundred twenty-eight".
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