Search a number
-
+
5028479 = 31162209
BaseRepresentation
bin10011001011101001111111
3100110110202222
4103023221333
52241402404
6255435555
760512201
oct23135177
910413688
105028479
112924a75
121825bbb
131070a41
1494c771
15694dbe
hex4cba7f

5028479 has 4 divisors (see below), whose sum is σ = 5190720. Its totient is φ = 4866240.

The previous prime is 5028473. The next prime is 5028509. The reversal of 5028479 is 9748205.

It is a happy number.

5028479 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5028479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5028473) 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, 81074 + ... + 81135.

It is an arithmetic number, because the mean of its divisors is an integer number (1297680).

Almost surely, 25028479 is an apocalyptic number.

5028479 is a deficient number, since it is larger than the sum of its proper divisors (162241).

5028479 is a wasteful number, since it uses less digits than its factorization.

5028479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162240.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 5028479 is about 2242.4270333725. The cubic root of 5028479 is about 171.3216362521.

The spelling of 5028479 in words is "five million, twenty-eight thousand, four hundred seventy-nine".

Divisors: 1 31 162209 5028479