Base | Representation |
---|---|
bin | 11001111001001111… |
… | …110110011011101011 |
3 | 2122202201010122110212 |
4 | 121321033312123223 |
5 | 423420311031102 |
6 | 20434544131335 |
7 | 2003003055254 |
oct | 317117663353 |
9 | 78681118425 |
10 | 27804002027 |
11 | 108786a827a |
12 | 547b606b4b |
13 | 2811435209 |
14 | 14ba92db2b |
15 | acae4cc52 |
hex | 6793f66eb |
27804002027 has 8 divisors (see below), whose sum is σ = 29443229136. Its totient is φ = 26165185792.
The previous prime is 27804002003. The next prime is 27804002077. The reversal of 27804002027 is 72020040872.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27804002027 - 210 = 27804001003 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 27804001984 and 27804002002.
It is not an unprimeable number, because it can be changed into a prime (27804002077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42488 + ... + 239610.
It is an arithmetic number, because the mean of its divisors is an integer number (3680403642).
Almost surely, 227804002027 is an apocalyptic number.
27804002027 is a deficient number, since it is larger than the sum of its proper divisors (1639227109).
27804002027 is a wasteful number, since it uses less digits than its factorization.
27804002027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205437.
The product of its (nonzero) digits is 12544, while the sum is 32.
Adding to 27804002027 its reverse (72020040872), we get a palindrome (99824042899).
The spelling of 27804002027 in words is "twenty-seven billion, eight hundred four million, two thousand, twenty-seven".
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