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5003605 = 51000721
BaseRepresentation
bin10011000101100101010101
3100102012122201
4103011211111
52240103410
6255124501
760346525
oct23054525
910365581
105003605
112908312
121813731
131062619
14943685
1568c83a
hex4c5955

5003605 has 4 divisors (see below), whose sum is σ = 6004332. Its totient is φ = 4002880.

The previous prime is 5003597. The next prime is 5003633. The reversal of 5003605 is 5063005.

5003605 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 an emirpimes, since its reverse is a distinct semiprime: 5063005 = 51012601.

It can be written as a sum of positive squares in 2 ways, for example, as 1461681 + 3541924 = 1209^2 + 1882^2 .

It is not a de Polignac number, because 5003605 - 23 = 5003597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 500356 + ... + 500365.

It is an arithmetic number, because the mean of its divisors is an integer number (1501083).

Almost surely, 25003605 is an apocalyptic number.

It is an amenable number.

5003605 is a deficient number, since it is larger than the sum of its proper divisors (1000727).

5003605 is a wasteful number, since it uses less digits than its factorization.

5003605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000726.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 5003605 is about 2236.8739347581. The cubic root of 5003605 is about 171.0386812167.

The spelling of 5003605 in words is "five million, three thousand, six hundred five".

Divisors: 1 5 1000721 5003605