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6812142 = 238313679
BaseRepresentation
bin11001111111000111101110
3110211002111120
4121333013232
53220442032
6402001410
7111621321
oct31770756
913732446
106812142
113933077
122346266
13154686c
14c947b8
158e862c
hex67f1ee

6812142 has 16 divisors (see below), whose sum is σ = 13789440. Its totient is φ = 2243192.

The previous prime is 6812077. The next prime is 6812161. The reversal of 6812142 is 2412186.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6342 + ... + 7337.

It is an arithmetic number, because the mean of its divisors is an integer number (861840).

Almost surely, 26812142 is an apocalyptic number.

6812142 is an abundant number, since it is smaller than the sum of its proper divisors (6977298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6812142 is a wasteful number, since it uses less digits than its factorization.

6812142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13767.

The product of its digits is 768, while the sum is 24.

The square root of 6812142 is about 2610.0080459646. The cubic root of 6812142 is about 189.5663424561.

The spelling of 6812142 in words is "six million, eight hundred twelve thousand, one hundred forty-two".

Divisors: 1 2 3 6 83 166 249 498 13679 27358 41037 82074 1135357 2270714 3406071 6812142