Base | Representation |
---|---|
bin | 101101011010… |
… | …1011111011000 |
3 | 1122210210000000 |
4 | 1122311133120 |
5 | 22043441211 |
6 | 2210213000 |
7 | 406253622 |
oct | 132653730 |
9 | 48723000 |
10 | 23812056 |
11 | 12494394 |
12 | 7b84160 |
13 | 4c19598 |
14 | 323bc12 |
15 | 2155656 |
hex | 16b57d8 |
23812056 has 64 divisors (see below), whose sum is σ = 67010400. Its totient is φ = 7931520.
The previous prime is 23812049. The next prime is 23812057. The reversal of 23812056 is 65021832.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23812057) 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, 16816 + ... + 18176.
Almost surely, 223812056 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23812056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33505200).
23812056 is an abundant number, since it is smaller than the sum of its proper divisors (43198344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23812056 is an equidigital number, since it uses as much as digits as its factorization.
23812056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1388 (or 1366 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 23812056 is about 4879.7598301556. The cubic root of 23812056 is about 287.6949895885.
Adding to 23812056 its reverse (65021832), we get a palindrome (88833888).
The spelling of 23812056 in words is "twenty-three million, eight hundred twelve thousand, fifty-six".
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