Base | Representation |
---|---|
bin | 11100101110011110… |
… | …010001111100011100 |
3 | 2221121121021221212002 |
4 | 130232132101330130 |
5 | 1001132140221303 |
6 | 22100355501432 |
7 | 2141232406526 |
oct | 345636217434 |
9 | 87547257762 |
10 | 30844460828 |
11 | 12098991a45 |
12 | 5b898b7878 |
13 | 2ba731406c |
14 | 16c8668a16 |
15 | c07d34788 |
hex | 72e791f1c |
30844460828 has 24 divisors (see below), whose sum is σ = 55282554432. Its totient is φ = 15051305984.
The previous prime is 30844460791. The next prime is 30844460837. The reversal of 30844460828 is 82806444803.
It is a Harshad number since it is a multiple of its sum of digits (47).
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, 166025 + ... + 298752.
It is an arithmetic number, because the mean of its divisors is an integer number (2303439768).
Almost surely, 230844460828 is an apocalyptic number.
It is an amenable number.
30844460828 is a deficient number, since it is larger than the sum of its proper divisors (24438093604).
30844460828 is a wasteful number, since it uses less digits than its factorization.
30844460828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 465181 (or 465179 counting only the distinct ones).
The product of its (nonzero) digits is 1179648, while the sum is 47.
The spelling of 30844460828 in words is "thirty billion, eight hundred forty-four million, four hundred sixty thousand, eight hundred twenty-eight".
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