Base | Representation |
---|---|
bin | 111100010111111… |
… | …0101111111011111 |
3 | 12020011220200220222 |
4 | 1320233311333133 |
5 | 13122101322324 |
6 | 533004031555 |
7 | 101126040206 |
oct | 17057657737 |
9 | 5204820828 |
10 | 2025807839 |
11 | 94a574460 |
12 | 4865325bb |
13 | 263912183 |
14 | 15309623d |
15 | bccae55e |
hex | 78bf5fdf |
2025807839 has 16 divisors (see below), whose sum is σ = 2360702880. Its totient is φ = 1717954560.
The previous prime is 2025807793. The next prime is 2025807851. The reversal of 2025807839 is 9387085202.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2025807839 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2025807839.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2025807439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26804 + ... + 69065.
It is an arithmetic number, because the mean of its divisors is an integer number (147543930).
Almost surely, 22025807839 is an apocalyptic number.
2025807839 is a deficient number, since it is larger than the sum of its proper divisors (334895041).
2025807839 is a wasteful number, since it uses less digits than its factorization.
2025807839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96010.
The product of its (nonzero) digits is 241920, while the sum is 44.
The square root of 2025807839 is about 45008.9750938632. The cubic root of 2025807839 is about 1265.3172120799.
The spelling of 2025807839 in words is "two billion, twenty-five million, eight hundred seven thousand, eight hundred thirty-nine".
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