Base | Representation |
---|---|
bin | 10001001101000… |
… | …10101100101011 |
3 | 101001120021122012 |
4 | 20212202230223 |
5 | 243421240243 |
6 | 22153150135 |
7 | 3401465606 |
oct | 1046425453 |
9 | 331507565 |
10 | 144321323 |
11 | 74513823 |
12 | 403bb34b |
13 | 23b91243 |
14 | 1524b33d |
15 | ca0bd18 |
hex | 89a2b2b |
144321323 has 4 divisors (see below), whose sum is σ = 144397248. Its totient is φ = 144245400.
The previous prime is 144321311. The next prime is 144321329. The reversal of 144321323 is 323123441.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 144321323 - 220 = 143272747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144321329) 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, 35036 + ... + 38937.
It is an arithmetic number, because the mean of its divisors is an integer number (36099312).
Almost surely, 2144321323 is an apocalyptic number.
144321323 is a deficient number, since it is larger than the sum of its proper divisors (75925).
144321323 is an equidigital number, since it uses as much as digits as its factorization.
144321323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75924.
The product of its digits is 1728, while the sum is 23.
The square root of 144321323 is about 12013.3809978707. The cubic root of 144321323 is about 524.5378524077.
Adding to 144321323 its reverse (323123441), we get a palindrome (467444764).
The spelling of 144321323 in words is "one hundred forty-four million, three hundred twenty-one thousand, three hundred twenty-three".
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