Base | Representation |
---|---|
bin | 11000101000110101… |
… | …01000010110101000 |
3 | 1021010211201220222121 |
4 | 30110122220112220 |
5 | 204042210132430 |
6 | 10024313401024 |
7 | 645534163546 |
oct | 142432502650 |
9 | 37124656877 |
10 | 13227427240 |
11 | 56785a0955 |
12 | 2691a09174 |
13 | 132a53cc31 |
14 | 8d6a4ad96 |
15 | 5263c7a7a |
hex | 3146a85a8 |
13227427240 has 32 divisors (see below), whose sum is σ = 29777297760. Its totient is φ = 5288200000.
The previous prime is 13227427223. The next prime is 13227427261. The reversal of 13227427240 is 4272472231.
It is a junction number, because it is equal to n+sod(n) for n = 13227427196 and 13227427205.
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, 8386 + ... + 162865.
It is an arithmetic number, because the mean of its divisors is an integer number (930540555).
Almost surely, 213227427240 is an apocalyptic number.
13227427240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13227427240 is an abundant number, since it is smaller than the sum of its proper divisors (16549870520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13227427240 is a wasteful number, since it uses less digits than its factorization.
13227427240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173193 (or 173189 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 34.
Adding to 13227427240 its reverse (4272472231), we get a palindrome (17499899471).
The spelling of 13227427240 in words is "thirteen billion, two hundred twenty-seven million, four hundred twenty-seven thousand, two hundred forty".
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