Base | Representation |
---|---|
bin | 111110110111011011010… |
… | …0111111001011011000000 |
3 | 1010120222222101211000020120 |
4 | 1331232312213321123000 |
5 | 2113030204221110014 |
6 | 30213134540340240 |
7 | 1551144164644635 |
oct | 175566647713300 |
9 | 33528871730216 |
10 | 8640243144384 |
11 | 2831341005845 |
12 | b76653b44680 |
13 | 4a8a04ab6027 |
14 | 21c29350418c |
15 | eeb44ce7ba9 |
hex | 7dbb69f96c0 |
8640243144384 has 112 divisors (see below), whose sum is σ = 23858064722688. Its totient is φ = 2754458201088.
The previous prime is 8640243144331. The next prime is 8640243144391. The reversal of 8640243144384 is 4834413420468.
It is a super-2 number, since 2×86402431443842 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30892014 + ... + 31170450.
It is an arithmetic number, because the mean of its divisors is an integer number (213018435024).
Almost surely, 28640243144384 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8640243144384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11929032361344).
8640243144384 is an abundant number, since it is smaller than the sum of its proper divisors (15217821578304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8640243144384 is a wasteful number, since it uses less digits than its factorization.
8640243144384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285502 (or 285492 counting only the distinct ones).
The product of its (nonzero) digits is 7077888, while the sum is 51.
The spelling of 8640243144384 in words is "eight trillion, six hundred forty billion, two hundred forty-three million, one hundred forty-four thousand, three hundred eighty-four".
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