Base | Representation |
---|---|
bin | 101010010011001110… |
… | …0101011101001100000 |
3 | 22200110202021221010212 |
4 | 1110212130223221200 |
5 | 2442014334204430 |
6 | 105421522513252 |
7 | 6364040605310 |
oct | 1244634535140 |
9 | 280422257125 |
10 | 90839366240 |
11 | 355854aa3a7 |
12 | 15731b05828 |
13 | 87489a93ac |
14 | 457a593440 |
15 | 2569dccb95 |
hex | 152672ba60 |
90839366240 has 96 divisors (see below), whose sum is σ = 248626324800. Its totient is φ = 30718255104.
The previous prime is 90839366239. The next prime is 90839366273. The reversal of 90839366240 is 4266393809.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473765 + ... + 637284.
It is an arithmetic number, because the mean of its divisors is an integer number (2589857550).
Almost surely, 290839366240 is an apocalyptic number.
It is an amenable number.
90839366240 is an abundant number, since it is smaller than the sum of its proper divisors (157786958560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90839366240 is a wasteful number, since it uses less digits than its factorization.
90839366240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1111144 (or 1111136 counting only the distinct ones).
The product of its (nonzero) digits is 1679616, while the sum is 50.
The spelling of 90839366240 in words is "ninety billion, eight hundred thirty-nine million, three hundred sixty-six thousand, two hundred forty".
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