Base | Representation |
---|---|
bin | 11010000010100110… |
… | …010110010011000111 |
3 | 2200011122100121201020 |
4 | 122002212112103013 |
5 | 424230442112123 |
6 | 20502311002223 |
7 | 2006616453222 |
oct | 320246262307 |
9 | 80148317636 |
10 | 27960894663 |
11 | 10949218009 |
12 | 5504069373 |
13 | 2837aa84b0 |
14 | 14d36d05b9 |
15 | ad9ade7e3 |
hex | 6829964c7 |
27960894663 has 8 divisors (see below), whose sum is σ = 40148977008. Its totient is φ = 17206704384.
The previous prime is 27960894659. The next prime is 27960894697. The reversal of 27960894663 is 36649806972.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27960894663 - 22 = 27960894659 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 27960894597 and 27960894606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27960894613) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358472970 + ... + 358473047.
It is an arithmetic number, because the mean of its divisors is an integer number (5018622126).
Almost surely, 227960894663 is an apocalyptic number.
27960894663 is a deficient number, since it is larger than the sum of its proper divisors (12188082345).
27960894663 is a wasteful number, since it uses less digits than its factorization.
27960894663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 716946033.
The product of its (nonzero) digits is 23514624, while the sum is 60.
The spelling of 27960894663 in words is "twenty-seven billion, nine hundred sixty million, eight hundred ninety-four thousand, six hundred sixty-three".
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