Base | Representation |
---|---|
bin | 11001100001100110… |
… | …010001011001100001 |
3 | 2121202001112100201200 |
4 | 121201212101121201 |
5 | 422112222221330 |
6 | 20331331551413 |
7 | 1660114403223 |
oct | 314146213141 |
9 | 77661470650 |
10 | 27407226465 |
11 | 10694734993 |
12 | 538a75b569 |
13 | 277a182488 |
14 | 147dd68413 |
15 | aa61c4a60 |
hex | 661991661 |
27407226465 has 12 divisors (see below), whose sum is σ = 47505859284. Its totient is φ = 14617187424.
The previous prime is 27407226403. The next prime is 27407226547. The reversal of 27407226465 is 56462270472.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 15908524641 + 11498701824 = 126129^2 + 107232^2 .
It is not a de Polignac number, because 27407226465 - 27 = 27407226337 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 609049477 = 27407226465 / (2 + 7 + 4 + 0 + 7 + 2 + 2 + 6 + 4 + 6 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 27407226465.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304524694 + ... + 304524783.
It is an arithmetic number, because the mean of its divisors is an integer number (3958821607).
Almost surely, 227407226465 is an apocalyptic number.
It is an amenable number.
27407226465 is a deficient number, since it is larger than the sum of its proper divisors (20098632819).
27407226465 is a wasteful number, since it uses less digits than its factorization.
27407226465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 609049488 (or 609049485 counting only the distinct ones).
The product of its (nonzero) digits is 1128960, while the sum is 45.
The spelling of 27407226465 in words is "twenty-seven billion, four hundred seven million, two hundred twenty-six thousand, four hundred sixty-five".
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