Base | Representation |
---|---|
bin | 101010011100… |
… | …110011010011 |
3 | 202221100202212 |
4 | 222130303103 |
5 | 10322044034 |
6 | 1034302335 |
7 | 163405130 |
oct | 52346323 |
9 | 22840685 |
10 | 11128019 |
11 | 6310711 |
12 | 38879ab |
13 | 23c8136 |
14 | 1699587 |
15 | e9c2ce |
hex | a9ccd3 |
11128019 has 8 divisors (see below), whose sum is σ = 12879360. Its totient is φ = 9417096.
The previous prime is 11128001. The next prime is 11128027. The reversal of 11128019 is 91082111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11128019 - 212 = 11123923 is a prime.
It is a super-2 number, since 2×111280192 = 247665613728722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11127985 and 11128003.
It is not an unprimeable number, because it can be changed into a prime (11128069) 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, 9509 + ... + 10614.
It is an arithmetic number, because the mean of its divisors is an integer number (1609920).
Almost surely, 211128019 is an apocalyptic number.
11128019 is a deficient number, since it is larger than the sum of its proper divisors (1751341).
11128019 is an equidigital number, since it uses as much as digits as its factorization.
11128019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20209.
The product of its (nonzero) digits is 144, while the sum is 23.
The square root of 11128019 is about 3335.8685525662. The cubic root of 11128019 is about 223.2574463093.
The spelling of 11128019 in words is "eleven million, one hundred twenty-eight thousand, nineteen".
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