Base | Representation |
---|---|
bin | 110000000100010… |
… | …000111011010111 |
3 | 2002012102121010220 |
4 | 300010100323113 |
5 | 3122421034104 |
6 | 212004245423 |
7 | 25661331123 |
oct | 6004207327 |
9 | 2065377126 |
10 | 806424279 |
11 | 384229551 |
12 | 1a60a0873 |
13 | cb0c203b |
14 | 7915c583 |
15 | 4abe57d9 |
hex | 30110ed7 |
806424279 has 8 divisors (see below), whose sum is σ = 1100237952. Its totient is φ = 525113400.
The previous prime is 806424271. The next prime is 806424293. The reversal of 806424279 is 972424608.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 806424279 - 23 = 806424271 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 806424279.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (806424271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3125547 + ... + 3125804.
It is an arithmetic number, because the mean of its divisors is an integer number (137529744).
Almost surely, 2806424279 is an apocalyptic number.
806424279 is a deficient number, since it is larger than the sum of its proper divisors (293813673).
806424279 is a wasteful number, since it uses less digits than its factorization.
806424279 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6251397.
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 806424279 is about 28397.6104452470. The cubic root of 806424279 is about 930.7960498268.
The spelling of 806424279 in words is "eight hundred six million, four hundred twenty-four thousand, two hundred seventy-nine".
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