Base | Representation |
---|---|
bin | 101100101011… |
… | …1101010110000 |
3 | 1122002020211211 |
4 | 1121113222300 |
5 | 21444142020 |
6 | 2154045504 |
7 | 403063336 |
oct | 131275260 |
9 | 48066754 |
10 | 23427760 |
11 | 12251694 |
12 | 7a19894 |
13 | 4b136a5 |
14 | 317bb56 |
15 | 20cb85a |
hex | 1657ab0 |
23427760 has 40 divisors (see below), whose sum is σ = 57340080. Its totient is φ = 8877312.
The previous prime is 23427739. The next prime is 23427763. The reversal of 23427760 is 6772432.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (23427763) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6187 + ... + 9226.
It is an arithmetic number, because the mean of its divisors is an integer number (1433502).
Almost surely, 223427760 is an apocalyptic number.
23427760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23427760 is an abundant number, since it is smaller than the sum of its proper divisors (33912320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23427760 is a wasteful number, since it uses less digits than its factorization.
23427760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15445 (or 15439 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 31.
The square root of 23427760 is about 4840.2231353523. The cubic root of 23427760 is about 286.1389124195.
The spelling of 23427760 in words is "twenty-three million, four hundred twenty-seven thousand, seven hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •