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204319398 = 2371479623
BaseRepresentation
bin11000010110110…
…10101010100110
3112020110111112010
430023122222212
5404301210043
632135135050
75030454243
oct1413325246
9466414463
10204319398
11a5373208
1258514486
133343a36a
141d1c85ca
1512e0e133
hexc2daaa6

204319398 has 16 divisors (see below), whose sum is σ = 414395136. Its totient is φ = 67147080.

The previous prime is 204319363. The next prime is 204319403. The reversal of 204319398 is 893913402.

204319398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239386 + ... + 240237.

It is an arithmetic number, because the mean of its divisors is an integer number (25899696).

Almost surely, 2204319398 is an apocalyptic number.

204319398 is an abundant number, since it is smaller than the sum of its proper divisors (210075738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204319398 is a wasteful number, since it uses less digits than its factorization.

204319398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479699.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 204319398 is about 14294.0336504431. The cubic root of 204319398 is about 588.9835971538.

The spelling of 204319398 in words is "two hundred four million, three hundred nineteen thousand, three hundred ninety-eight".

Divisors: 1 2 3 6 71 142 213 426 479623 959246 1438869 2877738 34053233 68106466 102159699 204319398