Base | Representation |
---|---|
bin | 1100100100011… |
… | …10101011101000 |
3 | 21100102000021011 |
4 | 12102032223220 |
5 | 203443121044 |
6 | 14243553304 |
7 | 2420146102 |
oct | 622165350 |
9 | 240360234 |
10 | 105442024 |
11 | 54579176 |
12 | 2b38b834 |
13 | 18aca83c |
14 | 1000a572 |
15 | 93cc134 |
hex | 648eae8 |
105442024 has 16 divisors (see below), whose sum is σ = 209333700. Its totient is φ = 49619712.
The previous prime is 105442021. The next prime is 105442033. The reversal of 105442024 is 420244501.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 103673124 + 1768900 = 10182^2 + 1330^2 .
It is a super-2 number, since 2×1054420242 = 22236040850433152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105441986 and 105442004.
It is not an unprimeable number, because it can be changed into a prime (105442021) 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 3 ways as a sum of consecutive naturals, for example, 387519 + ... + 387790.
Almost surely, 2105442024 is an apocalyptic number.
It is an amenable number.
105442024 is a deficient number, since it is larger than the sum of its proper divisors (103891676).
105442024 is a wasteful number, since it uses less digits than its factorization.
105442024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 775332 (or 775328 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 105442024 is about 10268.4966767293. The cubic root of 105442024 is about 472.4304820133.
Adding to 105442024 its reverse (420244501), we get a palindrome (525686525).
The spelling of 105442024 in words is "one hundred five million, four hundred forty-two thousand, twenty-four".
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