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206153364 = 22317179447
BaseRepresentation
bin11000100100110…
…10011010010100
3112100220200020210
430102122122110
5410233401424
632242325420
75052163134
oct1422323224
9470820223
10206153364
11a640608a
1259059870
1333930051
141d544ac4
1513172729
hexc49a694

206153364 has 12 divisors (see below), whose sum is σ = 481024544. Its totient is φ = 68717784.

The previous prime is 206153359. The next prime is 206153413. The reversal of 206153364 is 463351602.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8589712 + ... + 8589735.

Almost surely, 2206153364 is an apocalyptic number.

It is an amenable number.

206153364 is an abundant number, since it is smaller than the sum of its proper divisors (274871180).

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

206153364 is a wasteful number, since it uses less digits than its factorization.

206153364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17179454 (or 17179452 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 206153364 is about 14358.0417884891. The cubic root of 206153364 is about 590.7405848980.

The spelling of 206153364 in words is "two hundred six million, one hundred fifty-three thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 12 17179447 34358894 51538341 68717788 103076682 206153364