Base | Representation |
---|---|
bin | 101111111100111… |
… | …001011000011110 |
3 | 2002001210110200202 |
4 | 233330321120132 |
5 | 3121422232310 |
6 | 211455023502 |
7 | 25636035101 |
oct | 5774713036 |
9 | 2061713622 |
10 | 804492830 |
11 | 38312a409 |
12 | 1a550ab92 |
13 | ca896b7b |
14 | 78bb8738 |
15 | 4a9633a5 |
hex | 2ff3961e |
804492830 has 32 divisors (see below), whose sum is σ = 1489834944. Its totient is φ = 312638976.
The previous prime is 804492823. The next prime is 804492839. The reversal of 804492830 is 38294408.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804492839) 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 15 ways as a sum of consecutive naturals, for example, 47222 + ... + 61958.
It is an arithmetic number, because the mean of its divisors is an integer number (46557342).
Almost surely, 2804492830 is an apocalyptic number.
804492830 is a deficient number, since it is larger than the sum of its proper divisors (685342114).
804492830 is a wasteful number, since it uses less digits than its factorization.
804492830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14900.
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 804492830 is about 28363.5828131779. The cubic root of 804492830 is about 930.0523460727.
The spelling of 804492830 in words is "eight hundred four million, four hundred ninety-two thousand, eight hundred thirty".
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