Base | Representation |
---|---|
bin | 101101100011… |
… | …0001010000000 |
3 | 1122221020122022 |
4 | 1123012022000 |
5 | 22103132240 |
6 | 2211501012 |
7 | 406656632 |
oct | 133061200 |
9 | 48836568 |
10 | 23880320 |
11 | 12530702 |
12 | 7bb7768 |
13 | 4c41689 |
14 | 3258a52 |
15 | 216a9b5 |
hex | 16c6280 |
23880320 has 32 divisors (see below), whose sum is σ = 57090420. Its totient is φ = 9551872.
The previous prime is 23880319. The next prime is 23880413. The reversal of 23880320 is 2308832.
It can be written as a sum of positive squares in 2 ways, for example, as 22052416 + 1827904 = 4696^2 + 1352^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 23880320.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18017 + ... + 19296.
Almost surely, 223880320 is an apocalyptic number.
23880320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23880320 is an abundant number, since it is smaller than the sum of its proper divisors (33210100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23880320 is an equidigital number, since it uses as much as digits as its factorization.
23880320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37332 (or 37320 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 23880320 is about 4886.7494308589. The cubic root of 23880320 is about 287.9696470069.
The spelling of 23880320 in words is "twenty-three million, eight hundred eighty thousand, three hundred twenty".
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