Base | Representation |
---|---|
bin | 101010101001… |
… | …100010111111 |
3 | 210001000101100 |
4 | 222221202333 |
5 | 10330231343 |
6 | 1035344143 |
7 | 164013255 |
oct | 52514277 |
9 | 23030340 |
10 | 11180223 |
11 | 634695a |
12 | 38b2053 |
13 | 2415b22 |
14 | 16b05d5 |
15 | eac9d3 |
hex | aa98bf |
11180223 has 12 divisors (see below), whose sum is σ = 16391128. Its totient is φ = 7341840.
The previous prime is 11180209. The next prime is 11180233. The reversal of 11180223 is 32208111.
It is not a de Polignac number, because 11180223 - 24 = 11180207 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11180196 and 11180205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11180233) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8668 + ... + 9873.
Almost surely, 211180223 is an apocalyptic number.
11180223 is a deficient number, since it is larger than the sum of its proper divisors (5210905).
11180223 is a wasteful number, since it uses less digits than its factorization.
11180223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18614 (or 18611 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 11180223 is about 3343.6840460785. The cubic root of 11180223 is about 223.6060184973.
Adding to 11180223 its reverse (32208111), we get a palindrome (43388334).
The spelling of 11180223 in words is "eleven million, one hundred eighty thousand, two hundred twenty-three".
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