Base | Representation |
---|---|
bin | 110010111100110… |
… | …100100111101100 |
3 | 2012120110120222102 |
4 | 302330310213230 |
5 | 3222312224342 |
6 | 220453234232 |
7 | 30116502530 |
oct | 6274644754 |
9 | 2176416872 |
10 | 854804972 |
11 | 3a957369a |
12 | 1ba332978 |
13 | 108131378 |
14 | 81753bc0 |
15 | 500a0832 |
hex | 32f349ec |
854804972 has 12 divisors (see below), whose sum is σ = 1709610000. Its totient is φ = 366344976.
The previous prime is 854804963. The next prime is 854804981. The reversal of 854804972 is 279408458.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (854804963) and next prime (854804981).
854804972 is an admirable number.
It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15264347 + ... + 15264402.
It is an arithmetic number, because the mean of its divisors is an integer number (142467500).
Almost surely, 2854804972 is an apocalyptic number.
It is an amenable number.
854804972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
854804972 is a wasteful number, since it uses less digits than its factorization.
854804972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30528760 (or 30528758 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 47.
The square root of 854804972 is about 29237.0479357954. The cubic root of 854804972 is about 949.0498244810.
The spelling of 854804972 in words is "eight hundred fifty-four million, eight hundred four thousand, nine hundred seventy-two".
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