Base | Representation |
---|---|
bin | 101010011100… |
… | …001010001001 |
3 | 202221020011022 |
4 | 222130022021 |
5 | 10322003020 |
6 | 1034242225 |
7 | 163364345 |
oct | 52341211 |
9 | 22836138 |
10 | 11125385 |
11 | 6309737 |
12 | 3886375 |
13 | 23c6b8b |
14 | 1698625 |
15 | e9b625 |
hex | a9c289 |
11125385 has 4 divisors (see below), whose sum is σ = 13350468. Its totient is φ = 8900304.
The previous prime is 11125379. The next prime is 11125409. The reversal of 11125385 is 58352111.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58352111 = 1753 ⋅33287.
It can be written as a sum of positive squares in 2 ways, for example, as 7639696 + 3485689 = 2764^2 + 1867^2 .
It is a cyclic number.
It is not a de Polignac number, because 11125385 - 24 = 11125369 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112534 + ... + 1112543.
It is an arithmetic number, because the mean of its divisors is an integer number (3337617).
Almost surely, 211125385 is an apocalyptic number.
It is an amenable number.
11125385 is a deficient number, since it is larger than the sum of its proper divisors (2225083).
11125385 is an equidigital number, since it uses as much as digits as its factorization.
11125385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2225082.
The product of its digits is 1200, while the sum is 26.
The square root of 11125385 is about 3335.4737294723. The cubic root of 11125385 is about 223.2398299208.
Adding to 11125385 its reverse (58352111), we get a palindrome (69477496).
The spelling of 11125385 in words is "eleven million, one hundred twenty-five thousand, three hundred eighty-five".
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