Search a number
-
+
7568125 = 5412109
BaseRepresentation
bin11100110111101011111101
3112020111111221
4130313223331
53414140000
6430113341
7121220335
oct34675375
915214457
107568125
1142aa054
12264b851
13174c9a6
1410100c5
159e761a
hex737afd

7568125 has 10 divisors (see below), whose sum is σ = 9457910. Its totient is φ = 6054000.

The previous prime is 7568089. The next prime is 7568161. The reversal of 7568125 is 5218657.

It is an interprime number because it is at equal distance from previous prime (7568089) and next prime (7568161).

It can be written as a sum of positive squares in 5 ways, for example, as 708964 + 6859161 = 842^2 + 2619^2 .

It is not a de Polignac number, because 7568125 - 213 = 7559933 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 (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5430 + ... + 6679.

It is an arithmetic number, because the mean of its divisors is an integer number (945791).

Almost surely, 27568125 is an apocalyptic number.

It is an amenable number.

7568125 is a deficient number, since it is larger than the sum of its proper divisors (1889785).

7568125 is an equidigital number, since it uses as much as digits as its factorization.

7568125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12129 (or 12114 counting only the distinct ones).

The product of its digits is 16800, while the sum is 34.

The square root of 7568125 is about 2751.0225371669. The cubic root of 7568125 is about 196.3342640563.

It can be divided in two parts, 7568 and 125, that multiplied together give a triangular number (946000 = T1375).

The spelling of 7568125 in words is "seven million, five hundred sixty-eight thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 12109 60545 302725 1513625 7568125