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200603929 = 6118118169
BaseRepresentation
bin10111111010011…
…11100100011001
3111222110201212011
423331033210121
5402323311204
631523345521
74654051051
oct1375174431
9458421764
10200603929
11a3265779
12572222a1
1332739166
141c8dc561
1512928304
hexbf4f919

200603929 has 8 divisors (see below), whose sum is σ = 205030280. Its totient is φ = 196214400.

The previous prime is 200603903. The next prime is 200603941. The reversal of 200603929 is 929306002.

It can be written as a sum of positive squares in 4 ways, for example, as 37454400 + 163149529 = 6120^2 + 12773^2 .

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 200603929 - 213 = 200595737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200603929.

It is not an unprimeable number, because it can be changed into a prime (200603629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1957 + ... + 20125.

It is an arithmetic number, because the mean of its divisors is an integer number (25628785).

Almost surely, 2200603929 is an apocalyptic number.

It is an amenable number.

200603929 is a deficient number, since it is larger than the sum of its proper divisors (4426351).

200603929 is a wasteful number, since it uses less digits than its factorization.

200603929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18411.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 200603929 is about 14163.4716436331. The cubic root of 200603929 is about 585.3915891831.

The spelling of 200603929 in words is "two hundred million, six hundred three thousand, nine hundred twenty-nine".

Divisors: 1 61 181 11041 18169 1108309 3288589 200603929