Search a number
-
+
54368771 = 173198163
BaseRepresentation
bin1100111101100…
…1101000000011
310210022012221012
43033121220003
5102404300041
65221151135
71230061352
oct317315003
9123265835
1054368771
1128765076
121625b4ab
13b357a92
147313999
154b8e3eb
hex33d9a03

54368771 has 4 divisors (see below), whose sum is σ = 57566952. Its totient is φ = 51170592.

The previous prime is 54368693. The next prime is 54368773. The reversal of 54368771 is 17786345.

54368771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17786345 = 53557269.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54368771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54368773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599065 + ... + 1599098.

It is an arithmetic number, because the mean of its divisors is an integer number (14391738).

Almost surely, 254368771 is an apocalyptic number.

54368771 is a deficient number, since it is larger than the sum of its proper divisors (3198181).

54368771 is a wasteful number, since it uses less digits than its factorization.

54368771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198180.

The product of its digits is 141120, while the sum is 41.

The square root of 54368771 is about 7373.5182240230. The cubic root of 54368771 is about 378.8347755061.

The spelling of 54368771 in words is "fifty-four million, three hundred sixty-eight thousand, seven hundred seventy-one".

Divisors: 1 17 3198163 54368771