Search a number
-
+
5028005 = 517149397
BaseRepresentation
bin10011001011100010100101
3100110110010102
4103023202211
52241344010
6255433445
760510623
oct23134245
910413112
105028005
112924684
121825885
131070768
1494c513
15694ba5
hex4cb8a5

5028005 has 16 divisors (see below), whose sum is σ = 6447600. Its totient is φ = 3750912.

The previous prime is 5027993. The next prime is 5028011. The reversal of 5028005 is 5008205.

It can be written as a sum of positive squares in 8 ways, for example, as 14884 + 5013121 = 122^2 + 2239^2 .

It is a cyclic number.

It is not a de Polignac number, because 5028005 - 26 = 5027941 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 12467 + ... + 12863.

It is an arithmetic number, because the mean of its divisors is an integer number (402975).

Almost surely, 25028005 is an apocalyptic number.

It is an amenable number.

5028005 is a deficient number, since it is larger than the sum of its proper divisors (1419595).

5028005 is a wasteful number, since it uses less digits than its factorization.

5028005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 5028005 is about 2242.3213418241. The cubic root of 5028005 is about 171.3162529803.

The spelling of 5028005 in words is "five million, twenty-eight thousand, five".

Divisors: 1 5 17 85 149 397 745 1985 2533 6749 12665 33745 59153 295765 1005601 5028005