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204213201 = 3359189613
BaseRepresentation
bin11000010110000…
…00101111010001
3112020021002211220
430023000233101
5404234310301
632132555253
75026532523
oct1413005721
9466232756
10204213201
11a5300445
1258482b29
1333400c1a
141d19ba13
1512ddc936
hexc2c0bd1

204213201 has 8 divisors (see below), whose sum is σ = 273044160. Its totient is φ = 135762192.

The previous prime is 204213199. The next prime is 204213209. The reversal of 204213201 is 102312402.

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

It is not a de Polignac number, because 204213201 - 21 = 204213199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204213209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93730 + ... + 95883.

It is an arithmetic number, because the mean of its divisors is an integer number (34130520).

Almost surely, 2204213201 is an apocalyptic number.

It is an amenable number.

204213201 is a deficient number, since it is larger than the sum of its proper divisors (68830959).

204213201 is a wasteful number, since it uses less digits than its factorization.

204213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189975.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 204213201 is about 14290.3184359202. The cubic root of 204213201 is about 588.8815361462.

Adding to 204213201 its reverse (102312402), we get a palindrome (306525603).

The spelling of 204213201 in words is "two hundred four million, two hundred thirteen thousand, two hundred one".

Divisors: 1 3 359 1077 189613 568839 68071067 204213201