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5182013 = 28318311
BaseRepresentation
bin10011110001001000111101
3100202021101102
4103301020331
52311311023
6303022445
762021624
oct23611075
910667342
105182013
112a1a361
12189aa25
1310c58a5
1498c6bb
156c5628
hex4f123d

5182013 has 4 divisors (see below), whose sum is σ = 5200608. Its totient is φ = 5163420.

The previous prime is 5181997. The next prime is 5182027. The reversal of 5182013 is 3102815.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5182013 - 24 = 5181997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5182063) 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, 8873 + ... + 9438.

It is an arithmetic number, because the mean of its divisors is an integer number (1300152).

Almost surely, 25182013 is an apocalyptic number.

It is an amenable number.

5182013 is a deficient number, since it is larger than the sum of its proper divisors (18595).

5182013 is a wasteful number, since it uses less digits than its factorization.

5182013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18594.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5182013 is about 2276.4035231039. The cubic root of 5182013 is about 173.0478333434.

Adding to 5182013 its reverse (3102815), we get a palindrome (8284828).

The spelling of 5182013 in words is "five million, one hundred eighty-two thousand, thirteen".

Divisors: 1 283 18311 5182013