Base | Representation |
---|---|
bin | 110000001110011… |
… | …010110100101110 |
3 | 2002101102211200120 |
4 | 300032122310232 |
5 | 3124111230004 |
6 | 212141305410 |
7 | 26023056024 |
oct | 6016326456 |
9 | 2071384616 |
10 | 809086254 |
11 | 385787529 |
12 | 1a6b65266 |
13 | cb814882 |
14 | 79652714 |
15 | 4b06e3d9 |
hex | 3039ad2e |
809086254 has 32 divisors (see below), whose sum is σ = 1678212000. Its totient is φ = 259736064.
The previous prime is 809086231. The next prime is 809086259. The reversal of 809086254 is 452680908.
809086254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (809086259) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65482 + ... + 76850.
It is an arithmetic number, because the mean of its divisors is an integer number (52444125).
Almost surely, 2809086254 is an apocalyptic number.
809086254 is an abundant number, since it is smaller than the sum of its proper divisors (869125746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
809086254 is a wasteful number, since it uses less digits than its factorization.
809086254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11812.
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 809086254 is about 28444.4415308158. The cubic root of 809086254 is about 931.8190987532.
The spelling of 809086254 in words is "eight hundred nine million, eighty-six thousand, two hundred fifty-four".
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