Base | Representation |
---|---|
bin | 1010110010010… |
… | …10110010110010 |
3 | 20022021001120012 |
4 | 11121022302302 |
5 | 141130441030 |
6 | 12551214522 |
7 | 2146046300 |
oct | 531126262 |
9 | 208231505 |
10 | 90483890 |
11 | 47091982 |
12 | 26377442 |
13 | 15991283 |
14 | c035270 |
15 | 7e25095 |
hex | 564acb2 |
90483890 has 48 divisors (see below), whose sum is σ = 199454400. Its totient is φ = 29387232.
The previous prime is 90483859. The next prime is 90483893. The reversal of 90483890 is 9838409.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (90483893) 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 23 ways as a sum of consecutive naturals, for example, 4451 + ... + 14169.
It is an arithmetic number, because the mean of its divisors is an integer number (4155300).
Almost surely, 290483890 is an apocalyptic number.
90483890 is an abundant number, since it is smaller than the sum of its proper divisors (108970510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90483890 is a wasteful number, since it uses less digits than its factorization.
90483890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9759 (or 9752 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 90483890 is about 9512.3020347338. The cubic root of 90483890 is about 448.9421902645.
The spelling of 90483890 in words is "ninety million, four hundred eighty-three thousand, eight hundred ninety".
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