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6828135 = 351726777
BaseRepresentation
bin11010000011000001100111
3110211220102220
4122003001213
53222000020
6402203423
7112016046
oct32030147
913756386
106828135
113944096
122353573
131550c22
14c9a55d
158ed240
hex683067

6828135 has 16 divisors (see below), whose sum is σ = 11568096. Its totient is φ = 3427328.

The previous prime is 6828131. The next prime is 6828139. The reversal of 6828135 is 5318286.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6828131) and next prime (6828139).

It is a cyclic number.

It is not a de Polignac number, because 6828135 - 22 = 6828131 is a prime.

6828135 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6828096 and 6828105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6828131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13134 + ... + 13643.

It is an arithmetic number, because the mean of its divisors is an integer number (723006).

Almost surely, 26828135 is an apocalyptic number.

6828135 is a deficient number, since it is larger than the sum of its proper divisors (4739961).

6828135 is a wasteful number, since it uses less digits than its factorization.

6828135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26802.

The product of its digits is 11520, while the sum is 33.

The square root of 6828135 is about 2613.0700335047. The cubic root of 6828135 is about 189.7145760587.

It can be divided in two parts, 68 and 28135, that added together give a triangular number (28203 = T237).

The spelling of 6828135 in words is "six million, eight hundred twenty-eight thousand, one hundred thirty-five".

Divisors: 1 3 5 15 17 51 85 255 26777 80331 133885 401655 455209 1365627 2276045 6828135