Base | Representation |
---|---|
bin | 101110111111011010100101… |
… | …110111001100100001001000 |
3 | 1000002202021021120212212022101 |
4 | 232333122211313030201020 |
5 | 204042022100334340020 |
6 | 2011313551031203144 |
7 | 61350162113200540 |
oct | 5677324567144110 |
9 | 1002667246785271 |
10 | 206668019058760 |
11 | 5a93a461a30946 |
12 | 1b2197915164b4 |
13 | 8b4193119032c |
14 | 3906add576320 |
15 | 18d5d9960a00a |
hex | bbf6a5dcc848 |
206668019058760 has 128 divisors (see below), whose sum is σ = 533383953408000. Its totient is φ = 70597422201600.
The previous prime is 206668019058701. The next prime is 206668019058817. The reversal of 206668019058760 is 67850910866602.
It is a junction number, because it is equal to n+sod(n) for n = 206668019058692 and 206668019058701.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582315841 + ... + 582670639.
It is an arithmetic number, because the mean of its divisors is an integer number (4167062136000).
Almost surely, 2206668019058760 is an apocalyptic number.
206668019058760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 206668019058760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266691976704000).
206668019058760 is an abundant number, since it is smaller than the sum of its proper divisors (326715934349240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206668019058760 is a wasteful number, since it uses less digits than its factorization.
206668019058760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362451 (or 362447 counting only the distinct ones).
The product of its (nonzero) digits is 52254720, while the sum is 64.
The spelling of 206668019058760 in words is "two hundred six trillion, six hundred sixty-eight billion, nineteen million, fifty-eight thousand, seven hundred sixty".
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