Base | Representation |
---|---|
bin | 1010110001110… |
… | …10100000010000 |
3 | 20022010200001000 |
4 | 11120322200100 |
5 | 141121322133 |
6 | 12545542000 |
7 | 2145350622 |
oct | 530724020 |
9 | 208120030 |
10 | 90417168 |
11 | 47046836 |
12 | 26344900 |
13 | 15969aaa |
14 | c018c12 |
15 | 7e10413 |
hex | 563a810 |
90417168 has 40 divisors (see below), whose sum is σ = 259532000. Its totient is φ = 30138912.
The previous prime is 90417167. The next prime is 90417179. The reversal of 90417168 is 86171409.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (90417167) 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, 104218 + ... + 105081.
It is an arithmetic number, because the mean of its divisors is an integer number (6488300).
Almost surely, 290417168 is an apocalyptic number.
It is an amenable number.
90417168 is an abundant number, since it is smaller than the sum of its proper divisors (169114832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90417168 is a wasteful number, since it uses less digits than its factorization.
90417168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209316 (or 209304 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The square root of 90417168 is about 9508.7942453289. The cubic root of 90417168 is about 448.8318144967.
The spelling of 90417168 in words is "ninety million, four hundred seventeen thousand, one hundred sixty-eight".
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