Base | Representation |
---|---|
bin | 10001000001111… |
… | …010011011100011 |
3 | 201220121210010110 |
4 | 101001322123203 |
5 | 1041120323042 |
6 | 44203502403 |
7 | 10036346565 |
oct | 2101723343 |
9 | 656553113 |
10 | 285714147 |
11 | 1373072a4 |
12 | 7b827a03 |
13 | 47268534 |
14 | 29d35335 |
15 | 1a13b09c |
hex | 1107a6e3 |
285714147 has 8 divisors (see below), whose sum is σ = 381039120. Its totient is φ = 190432640.
The previous prime is 285714133. The next prime is 285714157. The reversal of 285714147 is 741417582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 285714147 - 24 = 285714131 is a prime.
It is not an unprimeable number, because it can be changed into a prime (285714127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10447 + ... + 26087.
It is an arithmetic number, because the mean of its divisors is an integer number (47629890).
Almost surely, 2285714147 is an apocalyptic number.
285714147 is a deficient number, since it is larger than the sum of its proper divisors (95324973).
285714147 is a wasteful number, since it uses less digits than its factorization.
285714147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21733.
The product of its digits is 62720, while the sum is 39.
The square root of 285714147 is about 16903.0809913459. The cubic root of 285714147 is about 658.6336494194.
It can be divided in two parts, 28 and 5714147, that added together give a palindrome (5714175).
The spelling of 285714147 in words is "two hundred eighty-five million, seven hundred fourteen thousand, one hundred forty-seven".
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