Base | Representation |
---|---|
bin | 111111111001100… |
… | …1111111011000111 |
3 | 12112102120122111121 |
4 | 1333303033323013 |
5 | 13342400002444 |
6 | 552432214411 |
7 | 104063616640 |
oct | 17763177307 |
9 | 5472518447 |
10 | 2144140999 |
11 | a00347960 |
12 | 4ba09a407 |
13 | 2822a44b0 |
14 | 164a9a6c7 |
15 | c8386084 |
hex | 7fccfec7 |
2144140999 has 32 divisors (see below), whose sum is σ = 2919490560. Its totient is φ = 1520467200.
The previous prime is 2144140991. The next prime is 2144141039. The reversal of 2144140999 is 9990414412.
It is not a de Polignac number, because 2144140999 - 23 = 2144140991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144140991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55987 + ... + 86155.
It is an arithmetic number, because the mean of its divisors is an integer number (91234080).
Almost surely, 22144140999 is an apocalyptic number.
2144140999 is a deficient number, since it is larger than the sum of its proper divisors (775349561).
2144140999 is a wasteful number, since it uses less digits than its factorization.
2144140999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30271.
The product of its (nonzero) digits is 93312, while the sum is 43.
The square root of 2144140999 is about 46304.8701434309. The cubic root of 2144140999 is about 1289.4894117386.
The spelling of 2144140999 in words is "two billion, one hundred forty-four million, one hundred forty thousand, nine hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.034 sec. • engine limits •