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206126292 = 223171010423
BaseRepresentation
bin11000100100100…
…11110011010100
3112100212022010010
430102103303110
5410232020132
632242000220
75052021201
oct1422236324
9470768103
10206126292
11a6397809
1259046070
1333920928
141d538ca8
15131696cc
hexc493cd4

206126292 has 24 divisors (see below), whose sum is σ = 509253696. Its totient is φ = 64667008.

The previous prime is 206126281. The next prime is 206126293. The reversal of 206126292 is 292621602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206126293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505008 + ... + 505415.

It is an arithmetic number, because the mean of its divisors is an integer number (21218904).

Almost surely, 2206126292 is an apocalyptic number.

It is an amenable number.

206126292 is an abundant number, since it is smaller than the sum of its proper divisors (303127404).

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

206126292 is a wasteful number, since it uses less digits than its factorization.

206126292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010447 (or 1010445 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 206126292 is about 14357.0990105940. The cubic root of 206126292 is about 590.7147251386.

Adding to 206126292 its reverse (292621602), we get a palindrome (498747894).

The spelling of 206126292 in words is "two hundred six million, one hundred twenty-six thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 1010423 2020846 3031269 4041692 6062538 12125076 17177191 34354382 51531573 68708764 103063146 206126292