Base | Representation |
---|---|
bin | 101010110100… |
… | …011111111001 |
3 | 210010021220202 |
4 | 222310133321 |
5 | 10333200311 |
6 | 1040331545 |
7 | 164261120 |
oct | 52643771 |
9 | 23107822 |
10 | 11225081 |
11 | 637762a |
12 | 3913bb5 |
13 | 243037a |
14 | 16c2ab7 |
15 | ebae3b |
hex | ab47f9 |
11225081 has 16 divisors (see below), whose sum is σ = 13526784. Its totient is φ = 9106944.
The previous prime is 11225063. The next prime is 11225087. The reversal of 11225081 is 18052211.
It is a happy number.
It is not a de Polignac number, because 11225081 - 26 = 11225017 is a prime.
It is a super-2 number, since 2×112250812 = 252004886913122, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (11225087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17885 + ... + 18501.
It is an arithmetic number, because the mean of its divisors is an integer number (845424).
Almost surely, 211225081 is an apocalyptic number.
It is an amenable number.
11225081 is a deficient number, since it is larger than the sum of its proper divisors (2301703).
11225081 is a wasteful number, since it uses less digits than its factorization.
11225081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 760.
The product of its (nonzero) digits is 160, while the sum is 20.
The square root of 11225081 is about 3350.3852017343. The cubic root of 11225081 is about 223.9046748411.
Adding to 11225081 its reverse (18052211), we get a palindrome (29277292).
The spelling of 11225081 in words is "eleven million, two hundred twenty-five thousand, eighty-one".
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