Base | Representation |
---|---|
bin | 10001001101000… |
… | …10111000111001 |
3 | 101001120022201011 |
4 | 20212202320321 |
5 | 243421301410 |
6 | 22153153521 |
7 | 3401501104 |
oct | 1046427071 |
9 | 331508634 |
10 | 144322105 |
11 | 74514374 |
12 | 403bb8a1 |
13 | 23b916c5 |
14 | 1524b73b |
15 | ca0c18a |
hex | 89a2e39 |
144322105 has 4 divisors (see below), whose sum is σ = 173186532. Its totient is φ = 115457680.
The previous prime is 144322099. The next prime is 144322153. The reversal of 144322105 is 501223441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 43138624 + 101183481 = 6568^2 + 10059^2 .
It is not a de Polignac number, because 144322105 - 23 = 144322097 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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, 14432206 + ... + 14432215.
It is an arithmetic number, because the mean of its divisors is an integer number (43296633).
Almost surely, 2144322105 is an apocalyptic number.
It is an amenable number.
144322105 is a deficient number, since it is larger than the sum of its proper divisors (28864427).
144322105 is an equidigital number, since it uses as much as digits as its factorization.
144322105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28864426.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 144322105 is about 12013.4135448673. The cubic root of 144322105 is about 524.5387998026.
Adding to 144322105 its reverse (501223441), we get a palindrome (645545546).
The spelling of 144322105 in words is "one hundred forty-four million, three hundred twenty-two thousand, one hundred five".
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