Base | Representation |
---|---|
bin | 110011011100010… |
… | …110000000000001 |
3 | 2020011000101221110 |
4 | 303130112000001 |
5 | 3231421140121 |
6 | 221350313533 |
7 | 30246646464 |
oct | 6334260001 |
9 | 2204011843 |
10 | 863068161 |
11 | 4031a797a |
12 | 2010588a9 |
13 | 109a65527 |
14 | 828a52db |
15 | 50b83d76 |
hex | 33716001 |
863068161 has 4 divisors (see below), whose sum is σ = 1150757552. Its totient is φ = 575378772.
The previous prime is 863068139. The next prime is 863068181. The reversal of 863068161 is 161860368.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 863068161 - 219 = 862543873 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (863068111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143844691 + ... + 143844696.
It is an arithmetic number, because the mean of its divisors is an integer number (287689388).
Almost surely, 2863068161 is an apocalyptic number.
It is an amenable number.
863068161 is a deficient number, since it is larger than the sum of its proper divisors (287689391).
863068161 is a wasteful number, since it uses less digits than its factorization.
863068161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287689390.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 863068161 is about 29378.0217339425. The cubic root of 863068161 is about 952.0981000908.
The spelling of 863068161 in words is "eight hundred sixty-three million, sixty-eight thousand, one hundred sixty-one".
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