Base | Representation |
---|---|
bin | 11010001000001011011011 |
3 | 110212222101200 |
4 | 122020023123 |
5 | 3223133433 |
6 | 402445243 |
7 | 112134432 |
oct | 32101333 |
9 | 13788350 |
10 | 6849243 |
11 | 3958a35 |
12 | 2363823 |
13 | 155a70b |
14 | ca4119 |
15 | 904613 |
hex | 6882db |
6849243 has 24 divisors (see below), whose sum is σ = 10260432. Its totient is φ = 4400448.
The previous prime is 6849229. The next prime is 6849247. The reversal of 6849243 is 3429486.
It is a happy number.
It is not a de Polignac number, because 6849243 - 217 = 6718171 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
6849243 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 6849198 and 6849207.
It is not an unprimeable number, because it can be changed into a prime (6849247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39505 + ... + 39677.
It is an arithmetic number, because the mean of its divisors is an integer number (427518).
Almost surely, 26849243 is an apocalyptic number.
6849243 is a deficient number, since it is larger than the sum of its proper divisors (3411189).
6849243 is a wasteful number, since it uses less digits than its factorization.
6849243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 315 (or 312 counting only the distinct ones).
The product of its digits is 41472, while the sum is 36.
The square root of 6849243 is about 2617.1058442486. The cubic root of 6849243 is about 189.9098649110.
The spelling of 6849243 in words is "six million, eight hundred forty-nine thousand, two hundred forty-three".
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