Base | Representation |
---|---|
bin | 10001001100011… |
… | …01011110101101 |
3 | 101001101212102022 |
4 | 20212031132231 |
5 | 243411000123 |
6 | 22151235525 |
7 | 3400654331 |
oct | 1046153655 |
9 | 331355368 |
10 | 144234413 |
11 | 744644a4 |
12 | 40378ba5 |
13 | 23b6080b |
14 | 152277c1 |
15 | c9e11c8 |
hex | 898d7ad |
144234413 has 4 divisors (see below), whose sum is σ = 148887168. Its totient is φ = 139581660.
The previous prime is 144234401. The next prime is 144234437. The reversal of 144234413 is 314432441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 144234413 - 24 = 144234397 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 (144234463) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2326331 + ... + 2326392.
It is an arithmetic number, because the mean of its divisors is an integer number (37221792).
Almost surely, 2144234413 is an apocalyptic number.
It is an amenable number.
144234413 is a deficient number, since it is larger than the sum of its proper divisors (4652755).
144234413 is an equidigital number, since it uses as much as digits as its factorization.
144234413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4652754.
The product of its digits is 4608, while the sum is 26.
The square root of 144234413 is about 12009.7632366338. The cubic root of 144234413 is about 524.4325393978.
Adding to 144234413 its reverse (314432441), we get a palindrome (458666854).
The spelling of 144234413 in words is "one hundred forty-four million, two hundred thirty-four thousand, four hundred thirteen".
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