Search a number
-
+
2528075 = 521129317
BaseRepresentation
bin1001101001001101001011
311202102212102
421221031023
51121344300
6130104015
730326324
oct11511513
94672772
102528075
111477420
12a1b00b
136a6904
1449b44b
1534e0d5
hex26934b

2528075 has 24 divisors (see below), whose sum is σ = 3548880. Its totient is φ = 1769600.

The previous prime is 2528069. The next prime is 2528077. The reversal of 2528075 is 5708252.

2528075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2528075 - 24 = 2528059 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2528077) 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 23 ways as a sum of consecutive naturals, for example, 7817 + ... + 8133.

It is an arithmetic number, because the mean of its divisors is an integer number (147870).

22528075 is an apocalyptic number.

2528075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2528075 is a deficient number, since it is larger than the sum of its proper divisors (1020805).

2528075 is a wasteful number, since it uses less digits than its factorization.

2528075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 2528075 is about 1589.9921383453. The cubic root of 2528075 is about 136.2270393091.

The spelling of 2528075 in words is "two million, five hundred twenty-eight thousand, seventy-five".

Divisors: 1 5 11 25 29 55 145 275 317 319 725 1585 1595 3487 7925 7975 9193 17435 45965 87175 101123 229825 505615 2528075