Base | Representation |
---|---|
bin | 110001010110101… |
… | …101011010001001 |
3 | 2010201002121212121 |
4 | 301112231122021 |
5 | 3143434133440 |
6 | 214055411241 |
7 | 26343124204 |
oct | 6126553211 |
9 | 2121077777 |
10 | 828036745 |
11 | 395450298 |
12 | 1b1383b21 |
13 | 10271b393 |
14 | 7bd8693b |
15 | 4ca6434a |
hex | 315ad689 |
828036745 has 4 divisors (see below), whose sum is σ = 993644100. Its totient is φ = 662429392.
The previous prime is 828036733. The next prime is 828036751. The reversal of 828036745 is 547630828.
828036745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 537266041 + 290770704 = 23179^2 + 17052^2 .
It is a cyclic number.
It is not a de Polignac number, because 828036745 - 27 = 828036617 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82803670 + ... + 82803679.
It is an arithmetic number, because the mean of its divisors is an integer number (248411025).
Almost surely, 2828036745 is an apocalyptic number.
It is an amenable number.
828036745 is a deficient number, since it is larger than the sum of its proper divisors (165607355).
828036745 is a wasteful number, since it uses less digits than its factorization.
828036745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165607354.
The product of its (nonzero) digits is 322560, while the sum is 43.
The square root of 828036745 is about 28775.6276213048. The cubic root of 828036745 is about 939.0380777727.
The spelling of 828036745 in words is "eight hundred twenty-eight million, thirty-six thousand, seven hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •