Base | Representation |
---|---|
bin | 1010100001110001… |
… | …1001001010010100 |
3 | 21021221122110022022 |
4 | 2220130121022110 |
5 | 21241424443010 |
6 | 1144231152312 |
7 | 130013506616 |
oct | 25034311224 |
9 | 7257573268 |
10 | 2826015380 |
11 | 1220237201 |
12 | 66a515698 |
13 | 360638666 |
14 | 1cb476db6 |
15 | 118177d55 |
hex | a8719294 |
2826015380 has 18 divisors (see below), whose sum is σ = 5935131594. Its totient is φ = 1130311056.
The previous prime is 2826015319. The next prime is 2826015391. The reversal of 2826015380 is 835106282.
It can be written as a sum of positive squares in only one way, i.e., 2260812304 + 565203076 = 47548^2 + 23774^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2826015380.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231797 + ... + 243683.
It is an arithmetic number, because the mean of its divisors is an integer number (329729533).
Almost surely, 22826015380 is an apocalyptic number.
2826015380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2826015380 is an abundant number, since it is smaller than the sum of its proper divisors (3109116214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2826015380 is an frugal number, since it uses more digits than its factorization.
2826015380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23783 (or 11894 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 2826015380 is about 53160.2800970800. The cubic root of 2826015380 is about 1413.8114906141.
The spelling of 2826015380 in words is "two billion, eight hundred twenty-six million, fifteen thousand, three hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •