Base | Representation |
---|---|
bin | 101100111110… |
… | …1011100011010 |
3 | 1122101010002120 |
4 | 1121331130122 |
5 | 22014114430 |
6 | 2201242110 |
7 | 404306421 |
oct | 131753432 |
9 | 48333076 |
10 | 23582490 |
11 | 12347968 |
12 | 7a93336 |
13 | 4b68c49 |
14 | 31bc2b8 |
15 | 210c610 |
hex | 167d71a |
23582490 has 64 divisors (see below), whose sum is σ = 58810752. Its totient is φ = 6048000.
The previous prime is 23582483. The next prime is 23582513. The reversal of 23582490 is 9428532.
It is a happy number.
It is a super-2 number, since 2×235824902 = 1112267669200200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130200 + ... + 130380.
It is an arithmetic number, because the mean of its divisors is an integer number (918918).
Almost surely, 223582490 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23582490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29405376).
23582490 is an abundant number, since it is smaller than the sum of its proper divisors (35228262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23582490 is a wasteful number, since it uses less digits than its factorization.
23582490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 335.
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 23582490 is about 4856.1805979597. The cubic root of 23582490 is about 286.7674710086.
The spelling of 23582490 in words is "twenty-three million, five hundred eighty-two thousand, four hundred ninety".
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