Base | Representation |
---|---|
bin | 11100101101110001… |
… | …101101101001100100 |
3 | 2221120210022101210101 |
4 | 130231301231221210 |
5 | 1001121142342303 |
6 | 22055301233444 |
7 | 2141031200356 |
oct | 345561555144 |
9 | 87523271711 |
10 | 30832777828 |
11 | 12092332376 |
12 | 5b85a02884 |
13 | 2ba4a83448 |
14 | 16c6ca70d6 |
15 | c06cc7d1d |
hex | 72dc6da64 |
30832777828 has 24 divisors (see below), whose sum is σ = 54685714104. Its totient is φ = 15209376000.
The previous prime is 30832777813. The next prime is 30832777853. The reversal of 30832777828 is 82877723803.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 4448623204 + 26384154624 = 66698^2 + 162432^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22275 + ... + 249322.
It is an arithmetic number, because the mean of its divisors is an integer number (2278571421).
Almost surely, 230832777828 is an apocalyptic number.
It is an amenable number.
30832777828 is a deficient number, since it is larger than the sum of its proper divisors (23852936276).
30832777828 is a wasteful number, since it uses less digits than its factorization.
30832777828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271983 (or 271981 counting only the distinct ones).
The product of its (nonzero) digits is 6322176, while the sum is 55.
The spelling of 30832777828 in words is "thirty billion, eight hundred thirty-two million, seven hundred seventy-seven thousand, eight hundred twenty-eight".
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