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206150442 = 23322110667
BaseRepresentation
bin11000100100110…
…01101100101010
3112100220112020120
430102121230222
5410233303232
632242304110
75052151461
oct1422315452
9470815216
10206150442
11a6403973
1259058036
133392b914
141d5439d8
151317192c
hexc499b2a

206150442 has 16 divisors (see below), whose sum is σ = 412467552. Its totient is φ = 68689040.

The previous prime is 206150431. The next prime is 206150447. The reversal of 206150442 is 244051602.

206150442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (206150447) 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, 13993 + ... + 24659.

It is an arithmetic number, because the mean of its divisors is an integer number (25779222).

Almost surely, 2206150442 is an apocalyptic number.

206150442 is an abundant number, since it is smaller than the sum of its proper divisors (206317110).

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

206150442 is a wasteful number, since it uses less digits than its factorization.

206150442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13893.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 206150442 is about 14357.9400333056. The cubic root of 206150442 is about 590.7377938495.

The spelling of 206150442 in words is "two hundred six million, one hundred fifty thousand, four hundred forty-two".

Divisors: 1 2 3 6 3221 6442 9663 10667 19326 21334 32001 64002 34358407 68716814 103075221 206150442