Base | Representation |
---|---|
bin | 111111111001101… |
… | …0000010000000111 |
3 | 12112102120201100101 |
4 | 1333303100100013 |
5 | 13342400023333 |
6 | 552432224531 |
7 | 104063623600 |
oct | 17763202007 |
9 | 5472521311 |
10 | 2144142343 |
11 | a00348972 |
12 | 4ba09b147 |
13 | 2822a4ca5 |
14 | 164a9ada7 |
15 | c838667d |
hex | 7fcd0407 |
2144142343 has 48 divisors (see below), whose sum is σ = 2690172000. Its totient is φ = 1698859008.
The previous prime is 2144142307. The next prime is 2144142359. The reversal of 2144142343 is 3432414412.
It is a de Polignac number, because none of the positive numbers 2k-2144142343 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144142743) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9362953 + ... + 9363181.
It is an arithmetic number, because the mean of its divisors is an integer number (56045250).
Almost surely, 22144142343 is an apocalyptic number.
2144142343 is a deficient number, since it is larger than the sum of its proper divisors (546029657).
2144142343 is a wasteful number, since it uses less digits than its factorization.
2144142343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464 (or 457 counting only the distinct ones).
The product of its digits is 9216, while the sum is 28.
The square root of 2144142343 is about 46304.8846559410. The cubic root of 2144142343 is about 1289.4896811664.
Adding to 2144142343 its reverse (3432414412), we get a palindrome (5576556755).
The spelling of 2144142343 in words is "two billion, one hundred forty-four million, one hundred forty-two thousand, three hundred forty-three".
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