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6829141 = 11620831
BaseRepresentation
bin11010000011010001010101
3110211221211011
4122003101111
53222013031
6402212221
7112022014
oct32032125
913757734
106829141
113944920
122354071
131551517
14c9aa7b
158ed6b1
hex683455

6829141 has 4 divisors (see below), whose sum is σ = 7449984. Its totient is φ = 6208300.

The previous prime is 6829139. The next prime is 6829159. The reversal of 6829141 is 1419286.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6829141 - 21 = 6829139 is a prime.

It is a Duffinian number.

6829141 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6829111) 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, 310405 + ... + 310426.

It is an arithmetic number, because the mean of its divisors is an integer number (1862496).

Almost surely, 26829141 is an apocalyptic number.

It is an amenable number.

6829141 is a deficient number, since it is larger than the sum of its proper divisors (620843).

6829141 is a wasteful number, since it uses less digits than its factorization.

6829141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620842.

The product of its digits is 3456, while the sum is 31.

The square root of 6829141 is about 2613.2625202991. The cubic root of 6829141 is about 189.7238925847.

The spelling of 6829141 in words is "six million, eight hundred twenty-nine thousand, one hundred forty-one".

Divisors: 1 11 620831 6829141