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5285071 = 11480461
BaseRepresentation
bin10100001010010011001111
3100221111202101
4110022103033
52323110241
6305135531
762631241
oct24122317
910844671
105285071
112a8a830
12192a5a7
13113077c
149b8091
156e5e31
hex50a4cf

5285071 has 4 divisors (see below), whose sum is σ = 5765544. Its totient is φ = 4804600.

The previous prime is 5285057. The next prime is 5285099. The reversal of 5285071 is 1705825.

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 5285071 - 219 = 4760783 is a prime.

It is an Ulam number.

It is a Duffinian number.

5285071 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5285471) 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, 240220 + ... + 240241.

It is an arithmetic number, because the mean of its divisors is an integer number (1441386).

Almost surely, 25285071 is an apocalyptic number.

5285071 is a deficient number, since it is larger than the sum of its proper divisors (480473).

5285071 is a wasteful number, since it uses less digits than its factorization.

5285071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480472.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 5285071 is about 2298.9282285448. The cubic root of 5285071 is about 174.1874823326.

The spelling of 5285071 in words is "five million, two hundred eighty-five thousand, seventy-one".

Divisors: 1 11 480461 5285071