Base | Representation |
---|---|
bin | 101010011100… |
… | …111001000001 |
3 | 202221101021102 |
4 | 222130321001 |
5 | 10322102020 |
6 | 1034304145 |
7 | 163406162 |
oct | 52347101 |
9 | 22841242 |
10 | 11128385 |
11 | 6310a14 |
12 | 3888055 |
13 | 23c8358 |
14 | 1699769 |
15 | e9c475 |
hex | a9ce41 |
11128385 has 8 divisors (see below), whose sum is σ = 13374720. Its totient is φ = 8888944.
The previous prime is 11128361. The next prime is 11128393. The reversal of 11128385 is 58382111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11128385 is a prime.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 3026 + ... + 5604.
It is an arithmetic number, because the mean of its divisors is an integer number (1671840).
Almost surely, 211128385 is an apocalyptic number.
It is an amenable number.
11128385 is a deficient number, since it is larger than the sum of its proper divisors (2246335).
11128385 is an equidigital number, since it uses as much as digits as its factorization.
11128385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3447.
The product of its digits is 1920, while the sum is 29.
The square root of 11128385 is about 3335.9234103918. The cubic root of 11128385 is about 223.2598939247.
The spelling of 11128385 in words is "eleven million, one hundred twenty-eight thousand, three hundred eighty-five".
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