Base | Representation |
---|---|
bin | 1100110000011110… |
… | …11000000101000111 |
3 | 122200022212002210200 |
4 | 12120033120011013 |
5 | 103011334304134 |
6 | 3051344421543 |
7 | 331504454244 |
oct | 63017300507 |
9 | 18608762720 |
10 | 6849134919 |
11 | 29a5181490 |
12 | 13b19178b3 |
13 | 851c93373 |
14 | 48d8c85cb |
15 | 2a1468499 |
hex | 1983d8147 |
6849134919 has 24 divisors (see below), whose sum is σ = 10944595584. Its totient is φ = 4092522000.
The previous prime is 6849134893. The next prime is 6849134959. The reversal of 6849134919 is 9194319486.
It is a happy number.
6849134919 is a `hidden beast` number, since 68 + 4 + 91 + 3 + 491 + 9 = 666.
It is not a de Polignac number, because 6849134919 - 219 = 6848610631 is a prime.
It is a super-2 number, since 2×68491349192 = 93821298277330273122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6849134959) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 480177 + ... + 494234.
It is an arithmetic number, because the mean of its divisors is an integer number (456024816).
Almost surely, 26849134919 is an apocalyptic number.
6849134919 is a deficient number, since it is larger than the sum of its proper divisors (4095460665).
6849134919 is a wasteful number, since it uses less digits than its factorization.
6849134919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 974499 (or 974496 counting only the distinct ones).
The product of its digits is 1679616, while the sum is 54.
The square root of 6849134919 is about 82759.5004757762. The cubic root of 6849134919 is about 1899.0886598036.
The spelling of 6849134919 in words is "six billion, eight hundred forty-nine million, one hundred thirty-four thousand, nine hundred nineteen".
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