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6824081 = 114115131
BaseRepresentation
bin11010000010000010010001
3110211200212202
4122002002101
53221332311
6402132545
7112001165
oct32020221
913750782
106824081
113941040
122351155
13154c124
14c98ca5
158ebe3b
hex682091

6824081 has 8 divisors (see below), whose sum is σ = 7626528. Its totient is φ = 6052000.

The previous prime is 6824039. The next prime is 6824093. The reversal of 6824081 is 1804286.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6824081 - 210 = 6823057 is a prime.

It is a super-2 number, since 2×68240812 = 93136162989122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6824281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7115 + ... + 8016.

It is an arithmetic number, because the mean of its divisors is an integer number (953316).

Almost surely, 26824081 is an apocalyptic number.

It is an amenable number.

6824081 is a deficient number, since it is larger than the sum of its proper divisors (802447).

6824081 is a wasteful number, since it uses less digits than its factorization.

6824081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 6824081 is about 2612.2942024205. The cubic root of 6824081 is about 189.6770228493.

The spelling of 6824081 in words is "six million, eight hundred twenty-four thousand, eighty-one".

Divisors: 1 11 41 451 15131 166441 620371 6824081