Base | Representation |
---|---|
bin | 10010000010110001… |
… | …11011100101010111 |
3 | 221000002210000221200 |
4 | 21001120323211113 |
5 | 124314332123033 |
6 | 4241121443543 |
7 | 462024022566 |
oct | 110130734527 |
9 | 27002700850 |
10 | 9686989143 |
11 | 4121064357 |
12 | 1a641a05b3 |
13 | bb4bb5550 |
14 | 67c763bdd |
15 | 3ba67e013 |
hex | 24163b957 |
9686989143 has 24 divisors (see below), whose sum is σ = 15723812832. Its totient is φ = 5702038848.
The previous prime is 9686989133. The next prime is 9686989153. The reversal of 9686989143 is 3419896869.
It is a happy number.
9686989143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (9686989133) and next prime (9686989153).
It is not a de Polignac number, because 9686989143 - 28 = 9686988887 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9686989133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1797196 + ... + 1802577.
It is an arithmetic number, because the mean of its divisors is an integer number (655158868).
Almost surely, 29686989143 is an apocalyptic number.
9686989143 is a deficient number, since it is larger than the sum of its proper divisors (6036823689).
9686989143 is a wasteful number, since it uses less digits than its factorization.
9686989143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3599815 (or 3599812 counting only the distinct ones).
The product of its digits is 20155392, while the sum is 63.
The square root of 9686989143 is about 98422.5032347786. The cubic root of 9686989143 is about 2131.7172734427.
The spelling of 9686989143 in words is "nine billion, six hundred eighty-six million, nine hundred eighty-nine thousand, one hundred forty-three".
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