Base | Representation |
---|---|
bin | 11010101000100001101110 |
3 | 111010201011001 |
4 | 122220201232 |
5 | 3241403432 |
6 | 405350514 |
7 | 113225635 |
oct | 32504156 |
9 | 14121131 |
10 | 6981742 |
11 | 3a39539 |
12 | 240843a |
13 | 15a5b11 |
14 | cda51c |
15 | 92d9e7 |
hex | 6a886e |
6981742 has 12 divisors (see below), whose sum is σ = 10949400. Its totient is φ = 3338588.
The previous prime is 6981739. The next prime is 6981749. The reversal of 6981742 is 2471896.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6981749) 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 5 ways as a sum of consecutive naturals, for example, 2242 + ... + 4357.
It is an arithmetic number, because the mean of its divisors is an integer number (912450).
Almost surely, 26981742 is an apocalyptic number.
6981742 is a deficient number, since it is larger than the sum of its proper divisors (3967658).
6981742 is a wasteful number, since it uses less digits than its factorization.
6981742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6647 (or 6624 counting only the distinct ones).
The product of its digits is 24192, while the sum is 37.
The square root of 6981742 is about 2642.2986205196. The cubic root of 6981742 is about 191.1266577652.
The spelling of 6981742 in words is "six million, nine hundred eighty-one thousand, seven hundred forty-two".
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