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5608643 = 13740939
BaseRepresentation
bin10101011001010011000011
3101112221121112
4111121103003
52413434033
6320113535
765446505
oct25312303
911487545
105608643
113190947
121a658ab
131214b31
14a5dd75
1575bc48
hex5594c3

5608643 has 4 divisors (see below), whose sum is σ = 5649720. Its totient is φ = 5567568.

The previous prime is 5608639. The next prime is 5608661. The reversal of 5608643 is 3468065.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5608643 - 22 = 5608639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5608243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20333 + ... + 20606.

It is an arithmetic number, because the mean of its divisors is an integer number (1412430).

Almost surely, 25608643 is an apocalyptic number.

5608643 is a deficient number, since it is larger than the sum of its proper divisors (41077).

5608643 is a wasteful number, since it uses less digits than its factorization.

5608643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41076.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 5608643 is about 2368.2573762157. The cubic root of 5608643 is about 177.6721123675.

The spelling of 5608643 in words is "five million, six hundred eight thousand, six hundred forty-three".

Divisors: 1 137 40939 5608643