Base | Representation |
---|---|
bin | 11001010110111100… |
… | …110011000001110101 |
3 | 2121021121101021121012 |
4 | 121112330303001311 |
5 | 421231004111010 |
6 | 20301511002005 |
7 | 1652515062002 |
oct | 312674630165 |
9 | 77247337535 |
10 | 27228582005 |
11 | 10602908739 |
12 | 533a969305 |
13 | 274c1645b1 |
14 | 14643448a9 |
15 | a95688005 |
hex | 656f33075 |
27228582005 has 32 divisors (see below), whose sum is σ = 34637414400. Its totient is φ = 20519553600.
The previous prime is 27228581983. The next prime is 27228582013. The reversal of 27228582005 is 50028582272.
It is not a de Polignac number, because 27228582005 - 214 = 27228565621 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 853736 + ... + 885054.
It is an arithmetic number, because the mean of its divisors is an integer number (1082419200).
Almost surely, 227228582005 is an apocalyptic number.
It is an amenable number.
27228582005 is a deficient number, since it is larger than the sum of its proper divisors (7408832395).
27228582005 is a wasteful number, since it uses less digits than its factorization.
27228582005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31505.
The product of its (nonzero) digits is 179200, while the sum is 41.
The spelling of 27228582005 in words is "twenty-seven billion, two hundred twenty-eight million, five hundred eighty-two thousand, five".
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