Base | Representation |
---|---|
bin | 1001011011011001110111… |
… | …00101010011001001100000 |
3 | 2201102000222221200120011020 |
4 | 10231230323211103021200 |
5 | 10204141242013140141 |
6 | 112032304150245440 |
7 | 4236616164553644 |
oct | 455547345231140 |
9 | 81360887616136 |
10 | 20732806771296 |
11 | 6673808a12564 |
12 | 23aa1a7056880 |
13 | b75131474089 |
14 | 51968a674c24 |
15 | 25e49418d266 |
hex | 12db3b953260 |
20732806771296 has 384 divisors, whose sum is σ = 60313617100800. Its totient is φ = 6210061240320.
The previous prime is 20732806771289. The next prime is 20732806771307. The reversal of 20732806771296 is 69217760823702.
It is a happy number.
It is a super-3 number, since 3×207328067712963 (a number of 41 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1062829575 + ... + 1062849081.
It is an arithmetic number, because the mean of its divisors is an integer number (157066711200).
Almost surely, 220732806771296 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 20732806771296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30156808550400).
20732806771296 is an abundant number, since it is smaller than the sum of its proper divisors (39580810329504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20732806771296 is a wasteful number, since it uses less digits than its factorization.
20732806771296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19922 (or 19914 counting only the distinct ones).
The product of its (nonzero) digits is 21337344, while the sum is 60.
The spelling of 20732806771296 in words is "twenty trillion, seven hundred thirty-two billion, eight hundred six million, seven hundred seventy-one thousand, two hundred ninety-six".
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