Base | Representation |
---|---|
bin | 1101010011101101… |
… | …10100110101101001 |
3 | 200102220222210210011 |
4 | 12221312310311221 |
5 | 104113020022001 |
6 | 3140543251521 |
7 | 342023566042 |
oct | 65166646551 |
9 | 20386883704 |
10 | 7144689001 |
11 | 3036a9965a |
12 | 14748a9ba1 |
13 | 89b295638 |
14 | 4bac618c9 |
15 | 2bc399d51 |
hex | 1a9db4d69 |
7144689001 has 2 divisors, whose sum is σ = 7144689002. Its totient is φ = 7144689000.
The previous prime is 7144688981. The next prime is 7144689031. The reversal of 7144689001 is 1009864417.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7116609600 + 28079401 = 84360^2 + 5299^2 .
It is a cyclic number.
It is not a de Polignac number, because 7144689001 - 29 = 7144688489 is a prime.
It is not a weakly prime, because it can be changed into another prime (7144689031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3572344500 + 3572344501.
It is an arithmetic number, because the mean of its divisors is an integer number (3572344501).
Almost surely, 27144689001 is an apocalyptic number.
It is an amenable number.
7144689001 is a deficient number, since it is larger than the sum of its proper divisors (1).
7144689001 is an equidigital number, since it uses as much as digits as its factorization.
7144689001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 7144689001 is about 84526.2621970237. The cubic root of 7144689001 is about 1926.0214066490.
The spelling of 7144689001 in words is "seven billion, one hundred forty-four million, six hundred eighty-nine thousand, one".
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