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6828130 = 256611033
BaseRepresentation
bin11010000011000001100010
3110211220102201
4122003001202
53222000010
6402203414
7112016041
oct32030142
913756381
106828130
113944091
12235356a
131550c1a
14c9a558
158ed23a
hex683062

6828130 has 16 divisors (see below), whose sum is σ = 12321144. Its totient is φ = 2724480.

The previous prime is 6828109. The next prime is 6828131. The reversal of 6828130 is 318286.

It can be written as a sum of positive squares in 4 ways, for example, as 6827769 + 361 = 2613^2 + 19^2 .

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 7 ways as a sum of consecutive naturals, for example, 6094 + ... + 7126.

Almost surely, 26828130 is an apocalyptic number.

6828130 is a deficient number, since it is larger than the sum of its proper divisors (5493014).

6828130 is a wasteful number, since it uses less digits than its factorization.

6828130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 6828130 is about 2613.0690767754. The cubic root of 6828130 is about 189.7145297517.

The spelling of 6828130 in words is "six million, eight hundred twenty-eight thousand, one hundred thirty".

Divisors: 1 2 5 10 661 1033 1322 2066 3305 5165 6610 10330 682813 1365626 3414065 6828130