Base | Representation |
---|---|
bin | 1010110011110… |
… | …11100010101000 |
3 | 20022122012110101 |
4 | 11121323202220 |
5 | 141203333220 |
6 | 12555355144 |
7 | 2150540362 |
oct | 531734250 |
9 | 208565411 |
10 | 90683560 |
11 | 472089a0 |
12 | 26452ab4 |
13 | 15a31116 |
14 | c087d32 |
15 | 7e6430a |
hex | 567b8a8 |
90683560 has 64 divisors (see below), whose sum is σ = 227810880. Its totient is φ = 32202240.
The previous prime is 90683533. The next prime is 90683591. The reversal of 90683560 is 6538609.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16524 + ... + 21316.
It is an arithmetic number, because the mean of its divisors is an integer number (3559545).
Almost surely, 290683560 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90683560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113905440).
90683560 is an abundant number, since it is smaller than the sum of its proper divisors (137127320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90683560 is a wasteful number, since it uses less digits than its factorization.
90683560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4858 (or 4854 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 37.
The square root of 90683560 is about 9522.7916075067. The cubic root of 90683560 is about 449.2721732472.
The spelling of 90683560 in words is "ninety million, six hundred eighty-three thousand, five hundred sixty".
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