Base | Representation |
---|---|
bin | 110010101001010… |
… | …101100001111010 |
3 | 2012012212002000012 |
4 | 302221111201322 |
5 | 3220010300030 |
6 | 220151541522 |
7 | 30025206260 |
oct | 6251254172 |
9 | 2165762005 |
10 | 849696890 |
11 | 3a66a4939 |
12 | 1b868a8a2 |
13 | 107063333 |
14 | 80bc4430 |
15 | 4e8e2095 |
hex | 32a5587a |
849696890 has 64 divisors (see below), whose sum is σ = 1861574400. Its totient is φ = 272587776.
The previous prime is 849696857. The next prime is 849696893. The reversal of 849696890 is 98696948.
849696890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (849696893) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211016 + ... + 215004.
It is an arithmetic number, because the mean of its divisors is an integer number (29087100).
Almost surely, 2849696890 is an apocalyptic number.
849696890 is an abundant number, since it is smaller than the sum of its proper divisors (1011877510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
849696890 is a wasteful number, since it uses less digits than its factorization.
849696890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4199.
The product of its (nonzero) digits is 6718464, while the sum is 59.
The square root of 849696890 is about 29149.5607171017. The cubic root of 849696890 is about 947.1556251812.
The spelling of 849696890 in words is "eight hundred forty-nine million, six hundred ninety-six thousand, eight hundred ninety".
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