Base | Representation |
---|---|
bin | 101111111011101… |
… | …111011010000110 |
3 | 2002001020002001112 |
4 | 233323233122012 |
5 | 3121333033310 |
6 | 211444325022 |
7 | 25633333523 |
oct | 5773573206 |
9 | 2061202045 |
10 | 804189830 |
11 | 382a427a4 |
12 | 1a53a3772 |
13 | ca7bbc92 |
14 | 78b3a14a |
15 | 4a903705 |
hex | 2feef686 |
804189830 has 8 divisors (see below), whose sum is σ = 1447541712. Its totient is φ = 321675928.
The previous prime is 804189821. The next prime is 804189833. The reversal of 804189830 is 38981408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804189833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40209482 + ... + 40209501.
It is an arithmetic number, because the mean of its divisors is an integer number (180942714).
Almost surely, 2804189830 is an apocalyptic number.
804189830 is a deficient number, since it is larger than the sum of its proper divisors (643351882).
804189830 is a wasteful number, since it uses less digits than its factorization.
804189830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80418990.
The product of its (nonzero) digits is 55296, while the sum is 41.
The square root of 804189830 is about 28358.2409539097. The cubic root of 804189830 is about 929.9355680494.
The spelling of 804189830 in words is "eight hundred four million, one hundred eighty-nine thousand, eight hundred thirty".
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