Base | Representation |
---|---|
bin | 11001001100111101… |
… | …001010111111100101 |
3 | 2120211220212120010001 |
4 | 121030331022333211 |
5 | 420410043024010 |
6 | 20233121101301 |
7 | 1645410631345 |
oct | 311475127745 |
9 | 76756776101 |
10 | 27060908005 |
11 | 105271a478a |
12 | 52b2787831 |
13 | 27234b7c01 |
14 | 1449d78d25 |
15 | a85ab6c3a |
hex | 64cf4afe5 |
27060908005 has 4 divisors (see below), whose sum is σ = 32473089612. Its totient is φ = 21648726400.
The previous prime is 27060907987. The next prime is 27060908009. The reversal of 27060908005 is 50080906072.
It is a Cunningham number, because it is equal to 1645022+1.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9742084804 + 17318823201 = 98702^2 + 131601^2 .
It is not a de Polignac number, because 27060908005 - 217 = 27060776933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27060908009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2706090796 + ... + 2706090805.
It is an arithmetic number, because the mean of its divisors is an integer number (8118272403).
Almost surely, 227060908005 is an apocalyptic number.
It is an amenable number.
27060908005 is a deficient number, since it is larger than the sum of its proper divisors (5412181607).
27060908005 is an equidigital number, since it uses as much as digits as its factorization.
27060908005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5412181606.
The product of its (nonzero) digits is 30240, while the sum is 37.
The spelling of 27060908005 in words is "twenty-seven billion, sixty million, nine hundred eight thousand, five".
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