Base | Representation |
---|---|
bin | 101111111110101… |
… | …100101001111001 |
3 | 2002002200110100222 |
4 | 233332230221321 |
5 | 3122032334420 |
6 | 211513105425 |
7 | 25643042456 |
oct | 5776545171 |
9 | 2062613328 |
10 | 804964985 |
11 | 383422120 |
12 | 1a56b8275 |
13 | caa00a56 |
14 | 78c9c82d |
15 | 4aa08225 |
hex | 2ffaca79 |
804964985 has 32 divisors (see below), whose sum is σ = 1077027840. Its totient is φ = 572644800.
The previous prime is 804964957. The next prime is 804965023. The reversal of 804964985 is 589469408.
It is a happy number.
It is not a de Polignac number, because 804964985 - 26 = 804964921 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542054 + ... + 543536.
It is an arithmetic number, because the mean of its divisors is an integer number (33657120).
Almost surely, 2804964985 is an apocalyptic number.
It is an amenable number.
804964985 is a deficient number, since it is larger than the sum of its proper divisors (272062855).
804964985 is a wasteful number, since it uses less digits than its factorization.
804964985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1709.
The product of its (nonzero) digits is 2488320, while the sum is 53.
The square root of 804964985 is about 28371.9048532170. The cubic root of 804964985 is about 930.2342590201.
The spelling of 804964985 in words is "eight hundred four million, nine hundred sixty-four thousand, nine hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •