Base | Representation |
---|---|
bin | 11110010001000101000… |
… | …000000011110101000000 |
3 | 21100211122022211201002200 |
4 | 132101011000003311000 |
5 | 233034134441033343 |
6 | 4231300342513200 |
7 | 303161254502433 |
oct | 36210500036500 |
9 | 7324568751080 |
10 | 2079921814848 |
11 | 7320a9706239 |
12 | 297129735800 |
13 | 12119c422b87 |
14 | 729510b581a |
15 | 391846a54d3 |
hex | 1e445003d40 |
2079921814848 has 168 divisors, whose sum is σ = 6191649608040. Its totient is φ = 666989199360.
The previous prime is 2079921814829. The next prime is 2079921814849. The reversal of 2079921814848 is 8484181299702.
2079921814848 is a `hidden beast` number, since 2 + 0 + 79 + 9 + 2 + 1 + 81 + 484 + 8 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 455398228224 + 1624523586624 = 674832^2 + 1274568^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2079921814849) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1348488 + ... + 2445048.
Almost surely, 22079921814848 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 2079921814848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3095824804020).
2079921814848 is an abundant number, since it is smaller than the sum of its proper divisors (4111727793192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2079921814848 is a wasteful number, since it uses less digits than its factorization.
2079921814848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1096705 (or 1096692 counting only the distinct ones).
The product of its (nonzero) digits is 18579456, while the sum is 63.
The spelling of 2079921814848 in words is "two trillion, seventy-nine billion, nine hundred twenty-one million, eight hundred fourteen thousand, eight hundred forty-eight".
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