Base | Representation |
---|---|
bin | 1101011111111… |
… | …11100001111111 |
3 | 21220002101221212 |
4 | 12233333201333 |
5 | 212442304122 |
6 | 15123115035 |
7 | 2543363162 |
oct | 657774177 |
9 | 256071855 |
10 | 113244287 |
11 | 58a18122 |
12 | 31b12a7b |
13 | 1a5ccc70 |
14 | 1107bad9 |
15 | 9e1dce2 |
hex | 6bff87f |
113244287 has 8 divisors (see below), whose sum is σ = 123425904. Its totient is φ = 103272768.
The previous prime is 113244251. The next prime is 113244289. The reversal of 113244287 is 782442311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 113244287 - 28 = 113244031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113244289) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51398 + ... + 53555.
It is an arithmetic number, because the mean of its divisors is an integer number (15428238).
Almost surely, 2113244287 is an apocalyptic number.
113244287 is a deficient number, since it is larger than the sum of its proper divisors (10181617).
113244287 is a wasteful number, since it uses less digits than its factorization.
113244287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105049.
The product of its digits is 10752, while the sum is 32.
The square root of 113244287 is about 10641.6299033560. The cubic root of 113244287 is about 483.8069475164.
Adding to 113244287 its reverse (782442311), we get a palindrome (895686598).
The spelling of 113244287 in words is "one hundred thirteen million, two hundred forty-four thousand, two hundred eighty-seven".
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