Base | Representation |
---|---|
bin | 11001110100100001… |
… | …110000011101100000 |
3 | 2122120012010021112210 |
4 | 121310201300131200 |
5 | 423240022410310 |
6 | 20423034522120 |
7 | 2001021666042 |
oct | 316441603540 |
9 | 78505107483 |
10 | 27724810080 |
11 | 10837a29190 |
12 | 5458b96340 |
13 | 27cabc8886 |
14 | 14b01d7a92 |
15 | ac4008820 |
hex | 674870760 |
27724810080 has 384 divisors, whose sum is σ = 98761420800. Its totient is φ = 6479052800.
The previous prime is 27724810049. The next prime is 27724810117. The reversal of 27724810080 is 8001842772.
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, 19266001 + ... + 19267439.
It is an arithmetic number, because the mean of its divisors is an integer number (257191200).
Almost surely, 227724810080 is an apocalyptic number.
27724810080 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 27724810080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49380710400).
27724810080 is an abundant number, since it is smaller than the sum of its proper divisors (71036610720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27724810080 is a wasteful number, since it uses less digits than its factorization.
27724810080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1598 (or 1590 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 39.
The spelling of 27724810080 in words is "twenty-seven billion, seven hundred twenty-four million, eight hundred ten thousand, eighty".
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