Base | Representation |
---|---|
bin | 1010110010000… |
… | …11101100011000 |
3 | 20022012120200002 |
4 | 11121003230120 |
5 | 141124023213 |
6 | 12550432132 |
7 | 2145565433 |
oct | 531035430 |
9 | 208176602 |
10 | 90454808 |
11 | 47072044 |
12 | 26362648 |
13 | 15980c72 |
14 | c02881a |
15 | 7e1b658 |
hex | 5643b18 |
90454808 has 16 divisors (see below), whose sum is σ = 170316000. Its totient is φ = 45037216.
The previous prime is 90454789. The next prime is 90454813. The reversal of 90454808 is 80845409.
It is a super-3 number, since 3×904548083 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21743 + ... + 25566.
It is an arithmetic number, because the mean of its divisors is an integer number (10644750).
Almost surely, 290454808 is an apocalyptic number.
It is an amenable number.
90454808 is a deficient number, since it is larger than the sum of its proper divisors (79861192).
90454808 is a wasteful number, since it uses less digits than its factorization.
90454808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47554 (or 47550 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 38.
The square root of 90454808 is about 9510.7732598354. The cubic root of 90454808 is about 448.8940876472.
The spelling of 90454808 in words is "ninety million, four hundred fifty-four thousand, eight hundred eight".
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