Base | Representation |
---|---|
bin | 110000100111011011110… |
… | …0111110110110110001000 |
3 | 212122202202222111222110120 |
4 | 1201032313213312312020 |
5 | 1333433213213332242 |
6 | 22113320014543240 |
7 | 1256512053622026 |
oct | 141166747666610 |
9 | 25582688458416 |
10 | 6681754824072 |
11 | 2146797450359 |
12 | 8bab76207b20 |
13 | 396118855743 |
14 | 191581cc5716 |
15 | b8c1b3a71ec |
hex | 613b79f6d88 |
6681754824072 has 64 divisors (see below), whose sum is σ = 17729210923200. Its totient is φ = 2091233802240.
The previous prime is 6681754824037. The next prime is 6681754824083. The reversal of 6681754824072 is 2704284571866.
It is a super-2 number, since 2×66817548240722 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6681754823997 and 6681754824015.
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, 19371829 + ... + 19713732.
It is an arithmetic number, because the mean of its divisors is an integer number (277018920675).
Almost surely, 26681754824072 is an apocalyptic number.
It is an amenable number.
6681754824072 is an abundant number, since it is smaller than the sum of its proper divisors (11047456099128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6681754824072 is a wasteful number, since it uses less digits than its factorization.
6681754824072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39086006 (or 39086002 counting only the distinct ones).
The product of its (nonzero) digits is 36126720, while the sum is 60.
The spelling of 6681754824072 in words is "six trillion, six hundred eighty-one billion, seven hundred fifty-four million, eight hundred twenty-four thousand, seventy-two".
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