Base | Representation |
---|---|
bin | 1010110010011… |
… | …01101010110000 |
3 | 20022021122201021 |
4 | 11121031222300 |
5 | 141131330124 |
6 | 12551345224 |
7 | 2146125520 |
oct | 531155260 |
9 | 208248637 |
10 | 90495664 |
11 | 4709a806 |
12 | 26382214 |
13 | 1599673c |
14 | c039680 |
15 | 7e287e4 |
hex | 564dab0 |
90495664 has 20 divisors (see below), whose sum is σ = 200383504. Its totient is φ = 38783808.
The previous prime is 90495653. The next prime is 90495667. The reversal of 90495664 is 46659409.
It is a happy number.
It is a super-3 number, since 3×904956643 (a number of 25 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 90495664.
It is not an unprimeable number, because it can be changed into a prime (90495667) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403887 + ... + 404110.
Almost surely, 290495664 is an apocalyptic number.
It is an amenable number.
90495664 is an abundant number, since it is smaller than the sum of its proper divisors (109887840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90495664 is a wasteful number, since it uses less digits than its factorization.
90495664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 808012 (or 808006 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 43.
The square root of 90495664 is about 9512.9208973900. The cubic root of 90495664 is about 448.9616619300.
The spelling of 90495664 in words is "ninety million, four hundred ninety-five thousand, six hundred sixty-four".
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