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5208075889 = 721672
BaseRepresentation
bin1001101100110110…
…01110111001110001
3111102221220200000121
410312123032321301
541131231412024
62220443050241
7243026625502
oct46633167161
914387820017
105208075889
112232906555
121014210981
1364ccb2a13
14375986ba9
152073588e4
hex1366cee71

5208075889 has 3 divisors (see below), whose sum is σ = 5208148057. Its totient is φ = 5208003722.

The previous prime is 5208075827. The next prime is 5208075941. The reversal of 5208075889 is 9885708025.

It is a happy number.

The square root of 5208075889 is 72167.

It is a perfect power (a square), and thus also a powerful number.

5208075889 is digitally balanced in base 3, 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 a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 5208075889 - 221 = 5205978737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5208075689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 36084 + ... + 108250.

Almost surely, 25208075889 is an apocalyptic number.

5208075889 is the 72167-th square number.

5208075889 is the 36084-th centered octagonal number.

It is an amenable number.

5208075889 is a deficient number, since it is larger than the sum of its proper divisors (72168).

5208075889 is an frugal number, since it uses more digits than its factorization.

5208075889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144334 (or 72167 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 52.

The cubic root of 5208075889 is about 1733.3746250970.

The spelling of 5208075889 in words is "five billion, two hundred eight million, seventy-five thousand, eight hundred eighty-nine".

Divisors: 1 72167 5208075889