Base | Representation |
---|---|
bin | 1101010000100… |
… | …11110101101000 |
3 | 21202022002022012 |
4 | 12220103311220 |
5 | 211433332222 |
6 | 15012015052 |
7 | 2520304424 |
oct | 650236550 |
9 | 252262265 |
10 | 111230312 |
11 | 57871a86 |
12 | 31301488 |
13 | 1a07636b |
14 | 10ab5b84 |
15 | 9b721e2 |
hex | 6a13d68 |
111230312 has 16 divisors (see below), whose sum is σ = 215748900. Its totient is φ = 53697280.
The previous prime is 111230311. The next prime is 111230359. The reversal of 111230312 is 213032111.
It can be written as a sum of positive squares in 2 ways, for example, as 97495876 + 13734436 = 9874^2 + 3706^2 .
It is not an unprimeable number, because it can be changed into a prime (111230311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239489 + ... + 239952.
Almost surely, 2111230312 is an apocalyptic number.
It is an amenable number.
111230312 is a deficient number, since it is larger than the sum of its proper divisors (104518588).
111230312 is a wasteful number, since it uses less digits than its factorization.
111230312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479476 (or 479472 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 111230312 is about 10546.5782128613. The cubic root of 111230312 is about 480.9217127584.
Adding to 111230312 its reverse (213032111), we get a palindrome (324262423).
The spelling of 111230312 in words is "one hundred eleven million, two hundred thirty thousand, three hundred twelve".
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