Base | Representation |
---|---|
bin | 11001111001001100… |
… | …001001001000100011 |
3 | 2122202122022021011202 |
4 | 121321030021020203 |
5 | 423420033430201 |
6 | 20434511231415 |
7 | 2002661566436 |
oct | 317114111043 |
9 | 78678267152 |
10 | 27803030051 |
11 | 108780a3a95 |
12 | 547b21856b |
13 | 2811184994 |
14 | 14ba75981d |
15 | acad09c6b |
hex | 679309223 |
27803030051 has 2 divisors, whose sum is σ = 27803030052. Its totient is φ = 27803030050.
The previous prime is 27803029981. The next prime is 27803030053. The reversal of 27803030051 is 15003030872.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 27803030051 - 230 = 26729288227 is a prime.
Together with 27803030053, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 27803029996 and 27803030023.
It is not a weakly prime, because it can be changed into another prime (27803030053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13901515025 + 13901515026.
It is an arithmetic number, because the mean of its divisors is an integer number (13901515026).
Almost surely, 227803030051 is an apocalyptic number.
27803030051 is a deficient number, since it is larger than the sum of its proper divisors (1).
27803030051 is an equidigital number, since it uses as much as digits as its factorization.
27803030051 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5040, while the sum is 29.
The spelling of 27803030051 in words is "twenty-seven billion, eight hundred three million, thirty thousand, fifty-one".
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