Base | Representation |
---|---|
bin | 101100000111… |
… | …0010101101000 |
3 | 1121111222211101 |
4 | 1120032111220 |
5 | 21410034100 |
6 | 2143411144 |
7 | 400402552 |
oct | 130162550 |
9 | 47458741 |
10 | 23127400 |
11 | 12066a5a |
12 | 78b3ab4 |
13 | 4a39a6a |
14 | 31004d2 |
15 | 206c86a |
hex | 160e568 |
23127400 has 24 divisors (see below), whose sum is σ = 53771670. Its totient is φ = 9250880.
The previous prime is 23127359. The next prime is 23127407. The reversal of 23127400 is 472132.
It can be written as a sum of positive squares in 3 ways, for example, as 19660356 + 3467044 = 4434^2 + 1862^2 .
It is not an unprimeable number, because it can be changed into a prime (23127407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57619 + ... + 58018.
Almost surely, 223127400 is an apocalyptic number.
23127400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23127400 is an abundant number, since it is smaller than the sum of its proper divisors (30644270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23127400 is a wasteful number, since it uses less digits than its factorization.
23127400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115653 (or 115644 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 23127400 is about 4809.0955490612. The cubic root of 23127400 is about 284.9108164575.
Adding to 23127400 its reverse (472132), we get a palindrome (23599532).
The spelling of 23127400 in words is "twenty-three million, one hundred twenty-seven thousand, four hundred".
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