Base | Representation |
---|---|
bin | 101101010010… |
… | …1000011011010 |
3 | 1122200100122110 |
4 | 1122211003122 |
5 | 22034312410 |
6 | 2204533150 |
7 | 405553422 |
oct | 132450332 |
9 | 48610573 |
10 | 23744730 |
11 | 12448849 |
12 | 7b511b6 |
13 | 4bc4a49 |
14 | 3221482 |
15 | 2140720 |
hex | 16a50da |
23744730 has 32 divisors (see below), whose sum is σ = 57153600. Its totient is φ = 6313472.
The previous prime is 23744719. The next prime is 23744731. The reversal of 23744730 is 3744732.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23744731) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11626 + ... + 13514.
It is an arithmetic number, because the mean of its divisors is an integer number (1786050).
Almost surely, 223744730 is an apocalyptic number.
23744730 is an abundant number, since it is smaller than the sum of its proper divisors (33408870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23744730 is a wasteful number, since it uses less digits than its factorization.
23744730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2318.
The product of its (nonzero) digits is 14112, while the sum is 30.
The square root of 23744730 is about 4872.8564518155. The cubic root of 23744730 is about 287.4235915411.
The spelling of 23744730 in words is "twenty-three million, seven hundred forty-four thousand, seven hundred thirty".
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