Base | Representation |
---|---|
bin | 11001111001010111… |
… | …101011010111100000 |
3 | 2122202211222220001112 |
4 | 121321113223113200 |
5 | 423421322210411 |
6 | 20435100122452 |
7 | 2003026362260 |
oct | 317127532740 |
9 | 78684886045 |
10 | 27806053856 |
11 | 108798798a9 |
12 | 5480236428 |
13 | 28119a3109 |
14 | 14bad057a0 |
15 | acb205b8b |
hex | 6795eb5e0 |
27806053856 has 48 divisors (see below), whose sum is σ = 62582407776. Its totient is φ = 11913302016.
The previous prime is 27806053837. The next prime is 27806053879. The reversal of 27806053856 is 65835060872.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811340 + ... + 844916.
It is an arithmetic number, because the mean of its divisors is an integer number (1303800162).
Almost surely, 227806053856 is an apocalyptic number.
It is an amenable number.
27806053856 is an abundant number, since it is smaller than the sum of its proper divisors (34776353920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27806053856 is a wasteful number, since it uses less digits than its factorization.
27806053856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37291 (or 37283 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 50.
The spelling of 27806053856 in words is "twenty-seven billion, eight hundred six million, fifty-three thousand, eight hundred fifty-six".
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