Base | Representation |
---|---|
bin | 100010000010110… |
… | …1001011111010011 |
3 | 2221121111110000102 |
4 | 1010011221133103 |
5 | 4314414100342 |
6 | 305204043015 |
7 | 40210441043 |
oct | 10405513723 |
9 | 2847443012 |
10 | 1142331347 |
11 | 5368a84a3 |
12 | 27a69346b |
13 | 152882711 |
14 | ab9db723 |
15 | 6a448832 |
hex | 441697d3 |
1142331347 has 2 divisors, whose sum is σ = 1142331348. Its totient is φ = 1142331346.
The previous prime is 1142331277. The next prime is 1142331349. The reversal of 1142331347 is 7431332411.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1142331347 - 210 = 1142330323 is a prime.
Together with 1142331349, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1142331349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571165673 + 571165674.
It is an arithmetic number, because the mean of its divisors is an integer number (571165674).
Almost surely, 21142331347 is an apocalyptic number.
1142331347 is a deficient number, since it is larger than the sum of its proper divisors (1).
1142331347 is an equidigital number, since it uses as much as digits as its factorization.
1142331347 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6048, while the sum is 29.
The square root of 1142331347 is about 33798.3926688829. The cubic root of 1142331347 is about 1045.3555552391.
Adding to 1142331347 its reverse (7431332411), we get a palindrome (8573663758).
The spelling of 1142331347 in words is "one billion, one hundred forty-two million, three hundred thirty-one thousand, three hundred forty-seven".
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