Base | Representation |
---|---|
bin | 1011111110000001… |
… | …10000001110111101 |
3 | 121120211102002021002 |
4 | 11333000300032331 |
5 | 101130010340133 |
6 | 2541344420045 |
7 | 315145001432 |
oct | 57700601675 |
9 | 17524362232 |
10 | 6425871293 |
11 | 27a8267236 |
12 | 12b4017625 |
13 | 7b539800a |
14 | 44d5c9b89 |
15 | 27920bce8 |
hex | 17f0303bd |
6425871293 has 4 divisors (see below), whose sum is σ = 6803863740. Its totient is φ = 6047878848.
The previous prime is 6425871271. The next prime is 6425871311. The reversal of 6425871293 is 3921785246.
6425871293 is digitally balanced in base 3, 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 can be written as a sum of positive squares in 2 ways, for example, as 3041191609 + 3384679684 = 55147^2 + 58178^2 .
It is a cyclic number.
It is not a de Polignac number, because 6425871293 - 28 = 6425871037 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6425871203) 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, 188996198 + ... + 188996231.
It is an arithmetic number, because the mean of its divisors is an integer number (1700965935).
Almost surely, 26425871293 is an apocalyptic number.
It is an amenable number.
6425871293 is a deficient number, since it is larger than the sum of its proper divisors (377992447).
6425871293 is a wasteful number, since it uses less digits than its factorization.
6425871293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377992446.
The product of its digits is 725760, while the sum is 47.
The square root of 6425871293 is about 80161.5325015684. The cubic root of 6425871293 is about 1859.1339179966.
The spelling of 6425871293 in words is "six billion, four hundred twenty-five million, eight hundred seventy-one thousand, two hundred ninety-three".
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