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5418065 = 51083613
BaseRepresentation
bin10100101010110001010001
3101012021012002
4110222301101
52341334230
6312043345
764024052
oct24526121
911167162
105418065
113070744
121993555
131179173
14a10729
15720545
hex52ac51

5418065 has 4 divisors (see below), whose sum is σ = 6501684. Its totient is φ = 4334448.

The previous prime is 5418047. The next prime is 5418079. The reversal of 5418065 is 5608145.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5608145 = 51121629.

It can be written as a sum of positive squares in 2 ways, for example, as 2076481 + 3341584 = 1441^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 5418065 - 220 = 4369489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541802 + ... + 541811.

It is an arithmetic number, because the mean of its divisors is an integer number (1625421).

Almost surely, 25418065 is an apocalyptic number.

It is an amenable number.

5418065 is a deficient number, since it is larger than the sum of its proper divisors (1083619).

5418065 is a wasteful number, since it uses less digits than its factorization.

5418065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083618.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 5418065 is about 2327.6737314323. The cubic root of 5418065 is about 175.6364849824.

It can be divided in two parts, 54180 and 65, that added together give a palindrome (54245).

The spelling of 5418065 in words is "five million, four hundred eighteen thousand, sixty-five".

Divisors: 1 5 1083613 5418065