Base | Representation |
---|---|
bin | 101010011101… |
… | …000001010010 |
3 | 202221102000000 |
4 | 222131001102 |
5 | 10322111124 |
6 | 1034310430 |
7 | 163410546 |
oct | 52350122 |
9 | 22842000 |
10 | 11128914 |
11 | 6311355 |
12 | 3888416 |
13 | 23c8674 |
14 | 1699a26 |
15 | e9c6c9 |
hex | a9d052 |
11128914 has 56 divisors (see below), whose sum is σ = 26559900. Its totient is φ = 3483648.
The previous prime is 11128913. The next prime is 11128937. The reversal of 11128914 is 41982111.
It can be written as a sum of positive squares in 2 ways, for example, as 10673289 + 455625 = 3267^2 + 675^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11128913) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 24562 + ... + 25010.
Almost surely, 211128914 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11128914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13279950).
11128914 is an abundant number, since it is smaller than the sum of its proper divisors (15430986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11128914 is an equidigital number, since it uses as much as digits as its factorization.
11128914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486 (or 471 counting only the distinct ones).
The product of its digits is 576, while the sum is 27.
The square root of 11128914 is about 3336.0026978406. The cubic root of 11128914 is about 223.2634315033.
The spelling of 11128914 in words is "eleven million, one hundred twenty-eight thousand, nine hundred fourteen".
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