Base | Representation |
---|---|
bin | 10001000001011… |
… | …10101101110011 |
3 | 100221200212121002 |
4 | 20200232231303 |
5 | 243024011213 |
6 | 22100352215 |
7 | 3352521530 |
oct | 1040565563 |
9 | 327625532 |
10 | 142797683 |
11 | 73673016 |
12 | 3b9a566b |
13 | 23779892 |
14 | 14d71d87 |
15 | c80a658 |
hex | 882eb73 |
142797683 has 4 divisors (see below), whose sum is σ = 163197360. Its totient is φ = 122398008.
The previous prime is 142797679. The next prime is 142797701. The reversal of 142797683 is 386797241.
142797683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 142797683 - 22 = 142797679 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142797643) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10199828 + ... + 10199841.
It is an arithmetic number, because the mean of its divisors is an integer number (40799340).
Almost surely, 2142797683 is an apocalyptic number.
142797683 is a deficient number, since it is larger than the sum of its proper divisors (20399677).
142797683 is an equidigital number, since it uses as much as digits as its factorization.
142797683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20399676.
The product of its digits is 508032, while the sum is 47.
The square root of 142797683 is about 11949.7984501832. The cubic root of 142797683 is about 522.6854212451.
The spelling of 142797683 in words is "one hundred forty-two million, seven hundred ninety-seven thousand, six hundred eighty-three".
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