Base | Representation |
---|---|
bin | 100001000111111… |
… | …0001010001001111 |
3 | 2212110100111122100 |
4 | 1002033301101033 |
5 | 4234011231343 |
6 | 302141450143 |
7 | 36354000231 |
oct | 10217612117 |
9 | 2773314570 |
10 | 1111430223 |
11 | 520411a82 |
12 | 270270953 |
13 | 149353527 |
14 | a7876251 |
15 | 678929d3 |
hex | 423f144f |
1111430223 has 24 divisors (see below), whose sum is σ = 1628827200. Its totient is φ = 730177344.
The previous prime is 1111430209. The next prime is 1111430227. The reversal of 1111430223 is 3220341111.
1111430223 is a `hidden beast` number, since 1 + 1 + 11 + 430 + 223 = 666.
It is not a de Polignac number, because 1111430223 - 24 = 1111430207 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1111430196 and 1111430205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1111430227) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 480193 + ... + 482501.
It is an arithmetic number, because the mean of its divisors is an integer number (67867800).
Almost surely, 21111430223 is an apocalyptic number.
1111430223 is a deficient number, since it is larger than the sum of its proper divisors (517396977).
1111430223 is a wasteful number, since it uses less digits than its factorization.
1111430223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3071 (or 3068 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 1111430223 is about 33338.1196680317. The cubic root of 1111430223 is about 1035.8433146437.
Adding to 1111430223 its reverse (3220341111), we get a palindrome (4331771334).
The spelling of 1111430223 in words is "one billion, one hundred eleven million, four hundred thirty thousand, two hundred twenty-three".
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