Base | Representation |
---|---|
bin | 101111111100110… |
… | …110001110010101 |
3 | 2002001202210221121 |
4 | 233330312032111 |
5 | 3121421324033 |
6 | 211454443541 |
7 | 25635652300 |
oct | 5774661625 |
9 | 2061683847 |
10 | 804479893 |
11 | 383120718 |
12 | 1a55035b1 |
13 | ca891009 |
14 | 78bb3b37 |
15 | 4a95e62d |
hex | 2ff36395 |
804479893 has 12 divisors (see below), whose sum is σ = 985078560. Its totient is φ = 653261112.
The previous prime is 804479887. The next prime is 804479909. The reversal of 804479893 is 398974408.
It is not a de Polignac number, because 804479893 - 25 = 804479861 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 804479893.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804479813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431121 + ... + 432982.
It is an arithmetic number, because the mean of its divisors is an integer number (82089880).
Almost surely, 2804479893 is an apocalyptic number.
It is an amenable number.
804479893 is a deficient number, since it is larger than the sum of its proper divisors (180598667).
804479893 is a wasteful number, since it uses less digits than its factorization.
804479893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 864136 (or 864129 counting only the distinct ones).
The product of its (nonzero) digits is 1741824, while the sum is 52.
The square root of 804479893 is about 28363.3547557407. The cubic root of 804479893 is about 930.0473606744.
The spelling of 804479893 in words is "eight hundred four million, four hundred seventy-nine thousand, eight hundred ninety-three".
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