Base | Representation |
---|---|
bin | 10001001010101… |
… | …01000101111001 |
3 | 101000222010121002 |
4 | 20211111011321 |
5 | 243331102244 |
6 | 22142254345 |
7 | 3366003062 |
oct | 1045250571 |
9 | 330863532 |
10 | 144003449 |
11 | 74316a17 |
12 | 402873b5 |
13 | 23aac655 |
14 | 151a7569 |
15 | c997a4e |
hex | 8955179 |
144003449 has 2 divisors, whose sum is σ = 144003450. Its totient is φ = 144003448.
The previous prime is 144003421. The next prime is 144003467. The reversal of 144003449 is 944300441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 141443449 + 2560000 = 11893^2 + 1600^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144003449 is a prime.
It is not a weakly prime, because it can be changed into another prime (144003479) 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 as a sum of consecutive naturals, namely, 72001724 + 72001725.
It is an arithmetic number, because the mean of its divisors is an integer number (72001725).
Almost surely, 2144003449 is an apocalyptic number.
It is an amenable number.
144003449 is a deficient number, since it is larger than the sum of its proper divisors (1).
144003449 is an equidigital number, since it uses as much as digits as its factorization.
144003449 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 144003449 is about 12000.1437074728. The cubic root of 144003449 is about 524.1524635015.
The spelling of 144003449 in words is "one hundred forty-four million, three thousand, four hundred forty-nine".
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