Base | Representation |
---|---|
bin | 11001010001101001110… |
… | …11101111000000100001 |
3 | 10002000200021021201020100 |
4 | 30220310323233000201 |
5 | 103212112143434230 |
6 | 1502545325333013 |
7 | 116513350451235 |
oct | 14506473570041 |
9 | 3060607251210 |
10 | 868471468065 |
11 | 305353559133 |
12 | 120395407169 |
13 | 63b86822056 |
14 | 30069d6c5c5 |
15 | 178ce61e660 |
hex | ca34eef021 |
868471468065 has 144 divisors (see below), whose sum is σ = 1685089598400. Its totient is φ = 412549023744.
The previous prime is 868471468063. The next prime is 868471468093. The reversal of 868471468065 is 560864174868.
868471468065 is a `hidden beast` number, since 8 + 68 + 471 + 46 + 8 + 0 + 65 = 666.
It is not a de Polignac number, because 868471468065 - 21 = 868471468063 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 868471467993 and 868471468011.
It is not an unprimeable number, because it can be changed into a prime (868471468063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 398563146 + ... + 398565324.
It is an arithmetic number, because the mean of its divisors is an integer number (11702011100).
Almost surely, 2868471468065 is an apocalyptic number.
868471468065 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
868471468065 is a deficient number, since it is larger than the sum of its proper divisors (816618130335).
868471468065 is a wasteful number, since it uses less digits than its factorization.
868471468065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3856 (or 3836 counting only the distinct ones).
The product of its (nonzero) digits is 61931520, while the sum is 63.
The spelling of 868471468065 in words is "eight hundred sixty-eight billion, four hundred seventy-one million, four hundred sixty-eight thousand, sixty-five".
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