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206068000 = 255351517
BaseRepresentation
bin11000100100001…
…01100100100000
3112100202100011011
430102011210200
5410223134000
632240430304
75051356225
oct1422054440
9470670134
10206068000
11a6357a36
1259018394
1333900238
141d52194c
15131572ba
hexc485920

206068000 has 48 divisors (see below), whose sum is σ = 506318904. Its totient is φ = 82425600.

The previous prime is 206067991. The next prime is 206068013. The reversal of 206068000 is 860602.

It can be written as a sum of positive squares in 4 ways, for example, as 120912016 + 85155984 = 10996^2 + 9228^2 .

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, 21759 + ... + 29758.

Almost surely, 2206068000 is an apocalyptic number.

206068000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206068000 is an abundant number, since it is smaller than the sum of its proper divisors (300250904).

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

206068000 is an equidigital number, since it uses as much as digits as its factorization.

206068000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51542 (or 51524 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 206068000 is about 14355.0687911971. The cubic root of 206068000 is about 590.6590356729.

The spelling of 206068000 in words is "two hundred six million, sixty-eight thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 51517 103034 206068 257585 412136 515170 824272 1030340 1287925 1648544 2060680 2575850 4121360 5151700 6439625 8242720 10303400 12879250 20606800 25758500 41213600 51517000 103034000 206068000