Base | Representation |
---|---|
bin | 111110001010001… |
… | …101111010111100 |
3 | 2200200100002000012 |
4 | 332022031322330 |
5 | 4113433201402 |
6 | 251252122352 |
7 | 34562133140 |
oct | 7612157274 |
9 | 2620302005 |
10 | 1042865852 |
11 | 495741606 |
12 | 2513063b8 |
13 | 1380982b2 |
14 | 9c709220 |
15 | 6184c452 |
hex | 3e28debc |
1042865852 has 24 divisors (see below), whose sum is σ = 2087608320. Its totient is φ = 446540400.
The previous prime is 1042865801. The next prime is 1042865861. The reversal of 1042865852 is 2585682401.
It is a happy number.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16049 + ... + 48407.
It is an arithmetic number, because the mean of its divisors is an integer number (86983680).
Almost surely, 21042865852 is an apocalyptic number.
It is an amenable number.
1042865852 is an abundant number, since it is smaller than the sum of its proper divisors (1044742468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1042865852 is a wasteful number, since it uses less digits than its factorization.
1042865852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33521 (or 33519 counting only the distinct ones).
The product of its (nonzero) digits is 153600, while the sum is 41.
The square root of 1042865852 is about 32293.4335740255. The cubic root of 1042865852 is about 1014.0891800805.
The spelling of 1042865852 in words is "one billion, forty-two million, eight hundred sixty-five thousand, eight hundred fifty-two".
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