Base | Representation |
---|---|
bin | 110000010101000… |
… | …100110000111000 |
3 | 2002111201110220020 |
4 | 300111010300320 |
5 | 3130033042104 |
6 | 212242530440 |
7 | 26043643332 |
oct | 6025046070 |
9 | 2074643806 |
10 | 810830904 |
11 | 386769294 |
12 | 1a7666a20 |
13 | cbca5a00 |
14 | 79988452 |
15 | 4b2b62d9 |
hex | 30544c38 |
810830904 has 48 divisors (see below), whose sum is σ = 2195011800. Its totient is φ = 249485184.
The previous prime is 810830893. The next prime is 810830927. The reversal of 810830904 is 409038018.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95899 + ... + 104010.
Almost surely, 2810830904 is an apocalyptic number.
It is an amenable number.
810830904 is an abundant number, since it is smaller than the sum of its proper divisors (1384180896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
810830904 is a wasteful number, since it uses less digits than its factorization.
810830904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199944 (or 199927 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 810830904 is about 28475.0926951959. The cubic root of 810830904 is about 932.4883850710.
The spelling of 810830904 in words is "eight hundred ten million, eight hundred thirty thousand, nine hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •