Search a number
-
+
248512127 is a prime number
BaseRepresentation
bin11101100111111…
…11111001111111
3122022121201112212
432303333321333
51002104342002
640354251035
76105214103
oct1663777177
9568551485
10248512127
11118307926
126b286a7b
133c6413c6
142500d903
1516c3d352
hexecffe7f

248512127 has 2 divisors, whose sum is σ = 248512128. Its totient is φ = 248512126.

The previous prime is 248512067. The next prime is 248512129. The reversal of 248512127 is 721215842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248512127 - 28 = 248511871 is a prime.

Together with 248512129, 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 = 248512093 and 248512102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248512129) 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 as a sum of consecutive naturals, namely, 124256063 + 124256064.

It is an arithmetic number, because the mean of its divisors is an integer number (124256064).

Almost surely, 2248512127 is an apocalyptic number.

248512127 is a deficient number, since it is larger than the sum of its proper divisors (1).

248512127 is an equidigital number, since it uses as much as digits as its factorization.

248512127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8960, while the sum is 32.

The square root of 248512127 is about 15764.2674108250. The cubic root of 248512127 is about 628.7083024466.

Adding to 248512127 its reverse (721215842), we get a palindrome (969727969).

The spelling of 248512127 in words is "two hundred forty-eight million, five hundred twelve thousand, one hundred twenty-seven".