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206030373 = 3190736013
BaseRepresentation
bin11000100011111…
…00011000100101
3112100200102112120
430101330120211
5410220432443
632235540153
75051141433
oct1421743045
9470612476
10206030373
11a633173a
1258bba659
13338b9083
141d511d53
151314b083
hexc47c625

206030373 has 8 divisors (see below), whose sum is σ = 274858848. Its totient is φ = 137277744.

The previous prime is 206030359. The next prime is 206030399. The reversal of 206030373 is 373030602.

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

It is not a de Polignac number, because 206030373 - 29 = 206029861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206030303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12286 + ... + 23727.

It is an arithmetic number, because the mean of its divisors is an integer number (34357356).

Almost surely, 2206030373 is an apocalyptic number.

It is an amenable number.

206030373 is a deficient number, since it is larger than the sum of its proper divisors (68828475).

206030373 is a wasteful number, since it uses less digits than its factorization.

206030373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37923.

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 206030373 is about 14353.7581490006. The cubic root of 206030373 is about 590.6230830094.

Adding to 206030373 its reverse (373030602), we get a palindrome (579060975).

It can be divided in two parts, 206030 and 373, that added together give a triangular number (206403 = T642).

The spelling of 206030373 in words is "two hundred six million, thirty thousand, three hundred seventy-three".

Divisors: 1 3 1907 5721 36013 108039 68676791 206030373