Base | Representation |
---|---|
bin | 101010110110… |
… | …001111010101 |
3 | 210010122200220 |
4 | 222312033111 |
5 | 10333412323 |
6 | 1040424553 |
7 | 164320656 |
oct | 52661725 |
9 | 23118626 |
10 | 11232213 |
11 | 6381a23 |
12 | 3918159 |
13 | 24336a5 |
14 | 16c552d |
15 | ebd0e3 |
hex | ab63d5 |
11232213 has 4 divisors (see below), whose sum is σ = 14976288. Its totient is φ = 7488140.
The previous prime is 11232203. The next prime is 11232217. The reversal of 11232213 is 31223211.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31223211 = 3 ⋅10407737.
It is a cyclic number.
It is not a de Polignac number, because 11232213 - 24 = 11232197 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11232192 and 11232201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11232217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1872033 + ... + 1872038.
It is an arithmetic number, because the mean of its divisors is an integer number (3744072).
Almost surely, 211232213 is an apocalyptic number.
It is an amenable number.
11232213 is a deficient number, since it is larger than the sum of its proper divisors (3744075).
11232213 is an equidigital number, since it uses as much as digits as its factorization.
11232213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3744074.
The product of its digits is 72, while the sum is 15.
The square root of 11232213 is about 3351.4493879514. The cubic root of 11232213 is about 223.9520850427.
Adding to 11232213 its reverse (31223211), we get a palindrome (42455424).
The spelling of 11232213 in words is "eleven million, two hundred thirty-two thousand, two hundred thirteen".
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