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206212076 = 22771910243
BaseRepresentation
bin11000100101010…
…00101111101100
3112101000122210022
430102220233230
5410242241301
632243501312
75052526250
oct1422505754
9471018708
10206212076
11a6446204
1259087838
13339509a5
141d55c260
1513184d1b
hexc4a8bec

206212076 has 24 divisors (see below), whose sum is σ = 413038080. Its totient is φ = 88245072.

The previous prime is 206212067. The next prime is 206212081. The reversal of 206212076 is 670212602.

206212076 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 15011 + ... + 25253.

It is an arithmetic number, because the mean of its divisors is an integer number (17209920).

Almost surely, 2206212076 is an apocalyptic number.

It is an amenable number.

206212076 is an abundant number, since it is smaller than the sum of its proper divisors (206826004).

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

206212076 is a wasteful number, since it uses less digits than its factorization.

206212076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10973 (or 10971 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 206212076 is about 14360.0862114404. The cubic root of 206212076 is about 590.7966600912.

Adding to 206212076 its reverse (670212602), we get a palindrome (876424678).

The spelling of 206212076 in words is "two hundred six million, two hundred twelve thousand, seventy-six".

Divisors: 1 2 4 7 14 28 719 1438 2876 5033 10066 10243 20132 20486 40972 71701 143402 286804 7364717 14729434 29458868 51553019 103106038 206212076