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242386806 = 23167241903
BaseRepresentation
bin11100111001010…
…00011101110110
3121220002112012010
432130220131312
5444022334211
640015105050
76002153034
oct1634503566
9556075163
10242386806
11114903882
1269212186
133b2a835c
1424297554
151642d4a6
hexe728776

242386806 has 16 divisors (see below), whose sum is σ = 487678464. Its totient is φ = 80311464.

The previous prime is 242386789. The next prime is 242386817. The reversal of 242386806 is 608683242.

242386806 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 119950 + ... + 121953.

It is an arithmetic number, because the mean of its divisors is an integer number (30479904).

Almost surely, 2242386806 is an apocalyptic number.

242386806 is an abundant number, since it is smaller than the sum of its proper divisors (245291658).

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

242386806 is a wasteful number, since it uses less digits than its factorization.

242386806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242075.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 242386806 is about 15568.7766378736. The cubic root of 242386806 is about 623.4998097545.

The spelling of 242386806 in words is "two hundred forty-two million, three hundred eighty-six thousand, eight hundred six".

Divisors: 1 2 3 6 167 334 501 1002 241903 483806 725709 1451418 40397801 80795602 121193403 242386806