Base | Representation |
---|---|
bin | 111011111100110… |
… | …1011011100001100 |
3 | 12012012012022120021 |
4 | 1313321223130030 |
5 | 13104432440334 |
6 | 531335431524 |
7 | 100564251550 |
oct | 16771533414 |
9 | 5165168507 |
10 | 2011608844 |
11 | 942556553 |
12 | 4818255a4 |
13 | 2609b02bb |
14 | 15123b860 |
15 | bb9073b4 |
hex | 77e6b70c |
2011608844 has 48 divisors (see below), whose sum is σ = 4265049600. Its totient is φ = 810420480.
The previous prime is 2011608829. The next prime is 2011608887. The reversal of 2011608844 is 4488061102.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488707 + ... + 492805.
It is an arithmetic number, because the mean of its divisors is an integer number (88855200).
Almost surely, 22011608844 is an apocalyptic number.
It is an amenable number.
2011608844 is an abundant number, since it is smaller than the sum of its proper divisors (2253440756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011608844 is a wasteful number, since it uses less digits than its factorization.
2011608844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5158 (or 5156 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 34.
The square root of 2011608844 is about 44850.9625760696. The cubic root of 2011608844 is about 1262.3540530437.
Adding to 2011608844 its reverse (4488061102), we get a palindrome (6499669946).
The spelling of 2011608844 in words is "two billion, eleven million, six hundred eight thousand, eight hundred forty-four".
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