Base | Representation |
---|---|
bin | 11001010001000100… |
… | …111110111000011000 |
3 | 2121000202000001212022 |
4 | 121101010332320120 |
5 | 421030244030113 |
6 | 20244031234012 |
7 | 1650210512456 |
oct | 312104767030 |
9 | 77022001768 |
10 | 27130064408 |
11 | 10562239a37 |
12 | 5311978908 |
13 | 273491c765 |
14 | 145521b9d6 |
15 | a8bbc7908 |
hex | 65113ee18 |
27130064408 has 96 divisors (see below), whose sum is σ = 55311984000. Its totient is φ = 12454732800.
The previous prime is 27130064407. The next prime is 27130064443. The reversal of 27130064408 is 80446003172.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27130064407) 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, 13919018 + ... + 13920966.
It is an arithmetic number, because the mean of its divisors is an integer number (576166500).
Almost surely, 227130064408 is an apocalyptic number.
It is an amenable number.
27130064408 is an abundant number, since it is smaller than the sum of its proper divisors (28181919592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27130064408 is a wasteful number, since it uses less digits than its factorization.
27130064408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2101 (or 2060 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 35.
The spelling of 27130064408 in words is "twenty-seven billion, one hundred thirty million, sixty-four thousand, four hundred eight".
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