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5688362989 = 44497127837
BaseRepresentation
bin1010100110000110…
…11000011111101101
3112200102122210001201
411103003120133231
543122210103424
62340241205501
7260651200441
oct52303303755
915612583051
105688362989
112459a29341
121129030891
136c865527a
143bd68a821
152345cad44
hex1530d87ed

5688362989 has 4 divisors (see below), whose sum is σ = 5688535324. Its totient is φ = 5688190656.

The previous prime is 5688362969. The next prime is 5688363007. The reversal of 5688362989 is 9892638865.

It is a happy number.

5688362989 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2721708900 + 2966654089 = 52170^2 + 54467^2 .

It is a cyclic number.

It is not a de Polignac number, because 5688362989 - 231 = 3540879341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5688362989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5688362909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19422 + ... + 108415.

It is an arithmetic number, because the mean of its divisors is an integer number (1422133831).

Almost surely, 25688362989 is an apocalyptic number.

It is an amenable number.

5688362989 is a deficient number, since it is larger than the sum of its proper divisors (172335).

5688362989 is a wasteful number, since it uses less digits than its factorization.

5688362989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172334.

The product of its digits is 44789760, while the sum is 64.

The square root of 5688362989 is about 75421.2369893255. The cubic root of 5688362989 is about 1785.0995233082.

The spelling of 5688362989 in words is "five billion, six hundred eighty-eight million, three hundred sixty-two thousand, nine hundred eighty-nine".

Divisors: 1 44497 127837 5688362989