Base | Representation |
---|---|
bin | 111110001000100… |
… | …111001011100100 |
3 | 2200122112200202010 |
4 | 332020213023210 |
5 | 4113331220103 |
6 | 251235114220 |
7 | 34555431222 |
oct | 7610471344 |
9 | 2618480663 |
10 | 1042445028 |
11 | 495484419 |
12 | 251142970 |
13 | 137c7b8a1 |
14 | 9c639b12 |
15 | 617b7903 |
hex | 3e2272e4 |
1042445028 has 12 divisors (see below), whose sum is σ = 2432371760. Its totient is φ = 347481672.
The previous prime is 1042445021. The next prime is 1042445059. The reversal of 1042445028 is 8205442401.
1042445028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 1042444986 and 1042445004.
It is not an unprimeable number, because it can be changed into a prime (1042445021) 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, 43435198 + ... + 43435221.
Almost surely, 21042445028 is an apocalyptic number.
It is an amenable number.
1042445028 is an abundant number, since it is smaller than the sum of its proper divisors (1389926732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1042445028 is a wasteful number, since it uses less digits than its factorization.
1042445028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86870426 (or 86870424 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 30.
The square root of 1042445028 is about 32286.9172885861. The cubic root of 1042445028 is about 1013.9527577786.
Adding to 1042445028 its reverse (8205442401), we get a palindrome (9247887429).
The spelling of 1042445028 in words is "one billion, forty-two million, four hundred forty-five thousand, twenty-eight".
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