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206612250623 = 4323209207029
BaseRepresentation
bin1100000001101100001…
…1001011111111111111
3201202022011101211010122
43000123003023333333
511341120214004443
6234525533325155
720633021103422
oct3003303137777
9652264354118
10206612250623
117a695257a39
12340620367bb
13166391b28cc
14a0003459b9
155593be9968
hex301b0cbfff

206612250623 has 8 divisors (see below), whose sum is σ = 211427317200. Its totient is φ = 201797644608.

The previous prime is 206612250587. The next prime is 206612250673. The reversal of 206612250623 is 326052216602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 206612250623 - 28 = 206612250367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206612250673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 894473 + ... + 1101501.

It is an arithmetic number, because the mean of its divisors is an integer number (26428414650).

Almost surely, 2206612250623 is an apocalyptic number.

206612250623 is a deficient number, since it is larger than the sum of its proper divisors (4815066577).

206612250623 is a wasteful number, since it uses less digits than its factorization.

206612250623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230281.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 206612250623 in words is "two hundred six billion, six hundred twelve million, two hundred fifty thousand, six hundred twenty-three".

Divisors: 1 43 23209 207029 997987 8902247 4804936061 206612250623