Base | Representation |
---|---|
bin | 110000110011011100… |
… | …1111101111000111111 |
3 | 101000112002101112021110 |
4 | 1201212321331320333 |
5 | 3204120223434342 |
6 | 120051433333103 |
7 | 10400116432221 |
oct | 1414671757077 |
9 | 330462345243 |
10 | 104805686847 |
11 | 404a2094824 |
12 | 1838b267193 |
13 | 9b63325624 |
14 | 51033c0411 |
15 | 2ad60abc9c |
hex | 1866e7de3f |
104805686847 has 16 divisors (see below), whose sum is σ = 144149968512. Its totient is φ = 67682570400.
The previous prime is 104805686837. The next prime is 104805686849. The reversal of 104805686847 is 748686508401.
It is not a de Polignac number, because 104805686847 - 220 = 104804638271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104805686849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054529 + ... + 2104922.
It is an arithmetic number, because the mean of its divisors is an integer number (9009373032).
Almost surely, 2104805686847 is an apocalyptic number.
104805686847 is a deficient number, since it is larger than the sum of its proper divisors (39344281665).
104805686847 is a wasteful number, since it uses less digits than its factorization.
104805686847 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4159718.
The product of its (nonzero) digits is 10321920, while the sum is 57.
The spelling of 104805686847 in words is "one hundred four billion, eight hundred five million, six hundred eighty-six thousand, eight hundred forty-seven".
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