Base | Representation |
---|---|
bin | 10001001100011… |
… | …00111100110110 |
3 | 101001101202110001 |
4 | 20212030330312 |
5 | 243410412441 |
6 | 22151221514 |
7 | 3400645114 |
oct | 1046147466 |
9 | 331352401 |
10 | 144232246 |
11 | 74462904 |
12 | 4037789a |
13 | 23b5c832 |
14 | 15226ab4 |
15 | c9e0731 |
hex | 898cf36 |
144232246 has 4 divisors (see below), whose sum is σ = 216348372. Its totient is φ = 72116122.
The previous prime is 144232213. The next prime is 144232247. The reversal of 144232246 is 642232441.
144232246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 642232441 = 97 ⋅6620953.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144232247) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36058060 + ... + 36058063.
It is an arithmetic number, because the mean of its divisors is an integer number (54087093).
Almost surely, 2144232246 is an apocalyptic number.
144232246 is a deficient number, since it is larger than the sum of its proper divisors (72116126).
144232246 is an equidigital number, since it uses as much as digits as its factorization.
144232246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72116125.
The product of its digits is 9216, while the sum is 28.
The square root of 144232246 is about 12009.6730180301. The cubic root of 144232246 is about 524.4299129996.
Adding to 144232246 its reverse (642232441), we get a palindrome (786464687).
The spelling of 144232246 in words is "one hundred forty-four million, two hundred thirty-two thousand, two hundred forty-six".
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