Base | Representation |
---|---|
bin | 10101110101010000… |
… | …100110001011100010 |
3 | 2020111201111011012002 |
4 | 111311100212023202 |
5 | 341002140341232 |
6 | 14434050004002 |
7 | 1456626513245 |
oct | 256520461342 |
9 | 66451434162 |
10 | 23442121442 |
11 | 9a3a514893 |
12 | 4662876602 |
13 | 229785aa9c |
14 | 11c54d925c |
15 | 923043b62 |
hex | 5754262e2 |
23442121442 has 8 divisors (see below), whose sum is σ = 35217032796. Its totient is φ = 11703110512.
The previous prime is 23442121441. The next prime is 23442121459. The reversal of 23442121442 is 24412124432.
It is a happy number.
23442121442 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 22364903401 + 1077218041 = 149549^2 + 32821^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (23442121441) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8973473 + ... + 8976084.
Almost surely, 223442121442 is an apocalyptic number.
23442121442 is a deficient number, since it is larger than the sum of its proper divisors (11774911354).
23442121442 is a wasteful number, since it uses less digits than its factorization.
23442121442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17950212.
The product of its digits is 12288, while the sum is 29.
Adding to 23442121442 its reverse (24412124432), we get a palindrome (47854245874).
The spelling of 23442121442 in words is "twenty-three billion, four hundred forty-two million, one hundred twenty-one thousand, four hundred forty-two".
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