Base | Representation |
---|---|
bin | 10001001100111… |
… | …11000011101101 |
3 | 101001112112011222 |
4 | 20212133003231 |
5 | 243420301123 |
6 | 22152553125 |
7 | 3401404256 |
oct | 1046370355 |
9 | 331475158 |
10 | 144306413 |
11 | 745035a9 |
12 | 403b27a5 |
13 | 23b87514 |
14 | 15245b2d |
15 | ca076c8 |
hex | 899f0ed |
144306413 has 4 divisors (see below), whose sum is σ = 145103868. Its totient is φ = 143508960.
The previous prime is 144306391. The next prime is 144306427. The reversal of 144306413 is 314603441.
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 6901129 + 137405284 = 2627^2 + 11722^2 .
It is a cyclic number.
It is not a de Polignac number, because 144306413 - 28 = 144306157 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 (144306713) 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, 398456 + ... + 398817.
It is an arithmetic number, because the mean of its divisors is an integer number (36275967).
Almost surely, 2144306413 is an apocalyptic number.
It is an amenable number.
144306413 is a deficient number, since it is larger than the sum of its proper divisors (797455).
144306413 is an equidigital number, since it uses as much as digits as its factorization.
144306413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 797454.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 144306413 is about 12012.7604238160. The cubic root of 144306413 is about 524.5197882516.
Adding to 144306413 its reverse (314603441), we get a palindrome (458909854).
The spelling of 144306413 in words is "one hundred forty-four million, three hundred six thousand, four hundred thirteen".
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