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204003211 = 1396192371
BaseRepresentation
bin11000010100011…
…01011110001011
3112012212102210111
430022031132023
5404211100321
632124255151
75024666356
oct1412153613
9465772714
10204003211
11a51776a5
12583a14b7
1333359479
141d14529d
1512d9a5e1
hexc28d78b

204003211 has 8 divisors (see below), whose sum is σ = 205889600. Its totient is φ = 202123080.

The previous prime is 204003199. The next prime is 204003229. The reversal of 204003211 is 112300402.

204003211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 204003211 - 27 = 204003083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204003191 and 204003200.

It is not an unprimeable number, because it can be changed into a prime (204003251) 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, 84856 + ... + 87226.

It is an arithmetic number, because the mean of its divisors is an integer number (25736200).

Almost surely, 2204003211 is an apocalyptic number.

204003211 is a deficient number, since it is larger than the sum of its proper divisors (1886389).

204003211 is a wasteful number, since it uses less digits than its factorization.

204003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 204003211 is about 14282.9692641271. The cubic root of 204003211 is about 588.6796203001.

Adding to 204003211 its reverse (112300402), we get a palindrome (316303613).

The spelling of 204003211 in words is "two hundred four million, three thousand, two hundred eleven".

Divisors: 1 139 619 2371 86041 329569 1467649 204003211