Base | Representation |
---|---|
bin | 1110100110101100… |
… | …0111110111101000 |
3 | 101010012220201221200 |
4 | 3221223013313220 |
5 | 31012110131002 |
6 | 1445003404200 |
7 | 166102546140 |
oct | 35153076750 |
9 | 11105821850 |
10 | 3920395752 |
11 | 1731a63399 |
12 | 914b23660 |
13 | 4a629c500 |
14 | 292951920 |
15 | 17e29db1c |
hex | e9ac7de8 |
3920395752 has 144 divisors (see below), whose sum is σ = 13140073440. Its totient is φ = 1033928064.
The previous prime is 3920395733. The next prime is 3920395781. The reversal of 3920395752 is 2575930293.
It is a junction number, because it is equal to n+sod(n) for n = 3920395698 and 3920395707.
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 35 ways as a sum of consecutive naturals, for example, 62163 + ... + 108189.
It is an arithmetic number, because the mean of its divisors is an integer number (91250510).
Almost surely, 23920395752 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3920395752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6570036720).
3920395752 is an abundant number, since it is smaller than the sum of its proper divisors (9219677688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3920395752 is a wasteful number, since it uses less digits than its factorization.
3920395752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46072 (or 46052 counting only the distinct ones).
The product of its (nonzero) digits is 510300, while the sum is 45.
The square root of 3920395752 is about 62613.0637487098. The cubic root of 3920395752 is about 1576.8000921273.
The spelling of 3920395752 in words is "three billion, nine hundred twenty million, three hundred ninety-five thousand, seven hundred fifty-two".
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