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204324211 = 7132172717
BaseRepresentation
bin11000010110110…
…11110101110011
3112020110202010101
430023123311303
5404301333321
632135213231
75030504260
oct1413336563
9466422111
10204324211
11a5376893
1258517217
133343c600
141d1ca267
1512e10791
hexc2dbd73

204324211 has 12 divisors (see below), whose sum is σ = 252859152. Its totient is φ = 161662176.

The previous prime is 204324191. The next prime is 204324221. The reversal of 204324211 is 112423402.

It is not a de Polignac number, because 204324211 - 27 = 204324083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204324221) 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 11 ways as a sum of consecutive naturals, for example, 85176 + ... + 87541.

It is an arithmetic number, because the mean of its divisors is an integer number (21071596).

Almost surely, 2204324211 is an apocalyptic number.

204324211 is a deficient number, since it is larger than the sum of its proper divisors (48534941).

204324211 is a wasteful number, since it uses less digits than its factorization.

204324211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172750 (or 172737 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 204324211 is about 14294.2020064081. The cubic root of 204324211 is about 588.9882218669.

Adding to 204324211 its reverse (112423402), we get a palindrome (316747613).

It can be divided in two parts, 204 and 324211, that added together give a triangular number (324415 = T805).

The spelling of 204324211 in words is "two hundred four million, three hundred twenty-four thousand, two hundred eleven".

Divisors: 1 7 13 91 169 1183 172717 1209019 2245321 15717247 29189173 204324211