Base | Representation |
---|---|
bin | 101100111001… |
… | …1110010000000 |
3 | 1122022002210201 |
4 | 1121303302000 |
5 | 22011333122 |
6 | 2200334544 |
7 | 404053141 |
oct | 131636200 |
9 | 48262721 |
10 | 23542912 |
11 | 12320158 |
12 | 7a74454 |
13 | 4b53c23 |
14 | 31abac8 |
15 | 2100a27 |
hex | 1673c80 |
23542912 has 32 divisors (see below), whose sum is σ = 47194380. Its totient is φ = 11698176.
The previous prime is 23542907. The next prime is 23542913. The reversal of 23542912 is 21924532.
It can be written as a sum of positive squares in 2 ways, for example, as 22810176 + 732736 = 4776^2 + 856^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (23542913) 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 3 ways as a sum of consecutive naturals, for example, 24228 + ... + 25180.
Almost surely, 223542912 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 23542912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23597190).
23542912 is an abundant number, since it is smaller than the sum of its proper divisors (23651468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23542912 is an equidigital number, since it uses as much as digits as its factorization.
23542912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1160 (or 1148 counting only the distinct ones).
The product of its digits is 4320, while the sum is 28.
The square root of 23542912 is about 4852.1038735790. The cubic root of 23542912 is about 286.6069558947.
The spelling of 23542912 in words is "twenty-three million, five hundred forty-two thousand, nine hundred twelve".
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