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6829069 = 13525313
BaseRepresentation
bin11010000011010000001101
3110211221201111
4122003100031
53222012234
6402212021
7112021552
oct32032015
913757644
106829069
113944865
122354011
131551490
14c9aa29
158ed664
hex68340d

6829069 has 4 divisors (see below), whose sum is σ = 7354396. Its totient is φ = 6303744.

The previous prime is 6829063. The next prime is 6829093. The reversal of 6829069 is 9609286.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9609286 = 24804643.

It can be written as a sum of positive squares in 2 ways, for example, as 265225 + 6563844 = 515^2 + 2562^2 .

It is a cyclic number.

It is not a de Polignac number, because 6829069 - 29 = 6828557 is a prime.

It is a super-2 number, since 2×68290692 = 93272366813522, 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 (6829063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262644 + ... + 262669.

It is an arithmetic number, because the mean of its divisors is an integer number (1838599).

Almost surely, 26829069 is an apocalyptic number.

It is an amenable number.

6829069 is a deficient number, since it is larger than the sum of its proper divisors (525327).

6829069 is a wasteful number, since it uses less digits than its factorization.

6829069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525326.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 6829069 is about 2613.2487443793. The cubic root of 6829069 is about 189.7232258260.

The spelling of 6829069 in words is "six million, eight hundred twenty-nine thousand, sixty-nine".

Divisors: 1 13 525313 6829069