Base | Representation |
---|---|
bin | 10001001011101… |
… | …00011110101101 |
3 | 101001012122221201 |
4 | 20211310132231 |
5 | 243344211023 |
6 | 22145125501 |
7 | 3400046644 |
oct | 1045643655 |
9 | 331178851 |
10 | 144132013 |
11 | 743a4573 |
12 | 40329891 |
13 | 23b2601c |
14 | 151dc35b |
15 | c9c0bad |
hex | 89747ad |
144132013 has 2 divisors, whose sum is σ = 144132014. Its totient is φ = 144132012.
The previous prime is 144132011. The next prime is 144132047. The reversal of 144132013 is 310231441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 141562404 + 2569609 = 11898^2 + 1603^2 .
It is a cyclic number.
It is not a de Polignac number, because 144132013 - 21 = 144132011 is a prime.
Together with 144132011, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144132011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72066006 + 72066007.
It is an arithmetic number, because the mean of its divisors is an integer number (72066007).
Almost surely, 2144132013 is an apocalyptic number.
It is an amenable number.
144132013 is a deficient number, since it is larger than the sum of its proper divisors (1).
144132013 is an equidigital number, since it uses as much as digits as its factorization.
144132013 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 144132013 is about 12005.4992815793. The cubic root of 144132013 is about 524.3084021119.
Adding to 144132013 its reverse (310231441), we get a palindrome (454363454).
The spelling of 144132013 in words is "one hundred forty-four million, one hundred thirty-two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •