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6825325 = 521321001
BaseRepresentation
bin11010000010010101101101
3110211202120211
4122002111231
53221402300
6402142421
7112004623
oct32022555
913752524
106825325
113941a71
122351a11
13154c870
14c99513
158ec4ba
hex68256d

6825325 has 12 divisors (see below), whose sum is σ = 9114868. Its totient is φ = 5040000.

The previous prime is 6825323. The next prime is 6825331. The reversal of 6825325 is 5235286.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1503076 + 5322249 = 1226^2 + 2307^2 .

It is not a de Polignac number, because 6825325 - 21 = 6825323 is a prime.

It is a super-2 number, since 2×68253252 = 93170122711250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6825323) 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 11 ways as a sum of consecutive naturals, for example, 10176 + ... + 10825.

Almost surely, 26825325 is an apocalyptic number.

6825325 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6825325 is a deficient number, since it is larger than the sum of its proper divisors (2289543).

6825325 is a wasteful number, since it uses less digits than its factorization.

6825325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21024 (or 21019 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 6825325 is about 2612.5322964511. The cubic root of 6825325 is about 189.6885479117.

The spelling of 6825325 in words is "six million, eight hundred twenty-five thousand, three hundred twenty-five".

Divisors: 1 5 13 25 65 325 21001 105005 273013 525025 1365065 6825325