Base | Representation |
---|---|
bin | 10011011101110… |
… | …01001010100000 |
3 | 102101020212122001 |
4 | 21232321022200 |
5 | 313300201322 |
6 | 24111453344 |
7 | 4021631320 |
oct | 1156711240 |
9 | 371225561 |
10 | 163287712 |
11 | 84198525 |
12 | 46827254 |
13 | 27aa2063 |
14 | 17987280 |
15 | e506827 |
hex | 9bb92a0 |
163287712 has 48 divisors (see below), whose sum is σ = 370706112. Its totient is φ = 69350400.
The previous prime is 163287673. The next prime is 163287713. The reversal of 163287712 is 217782361.
163287712 is digitally balanced in base 3, 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 (163287713) 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, 22087 + ... + 28537.
It is an arithmetic number, because the mean of its divisors is an integer number (7723044).
Almost surely, 2163287712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 163287712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185353056).
163287712 is an abundant number, since it is smaller than the sum of its proper divisors (207418400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163287712 is a wasteful number, since it uses less digits than its factorization.
163287712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6581 (or 6573 counting only the distinct ones).
The product of its digits is 28224, while the sum is 37.
The square root of 163287712 is about 12778.4080385626. The cubic root of 163287712 is about 546.5767675555.
The spelling of 163287712 in words is "one hundred sixty-three million, two hundred eighty-seven thousand, seven hundred twelve".
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