Base | Representation |
---|---|
bin | 11000010101011… |
… | …01000110110101 |
3 | 112020010000112200 |
4 | 30022231012311 |
5 | 404224222124 |
6 | 32131135113 |
7 | 5026046220 |
oct | 1412550665 |
9 | 466100480 |
10 | 204132789 |
11 | a5255a93 |
12 | 58444499 |
13 | 333a3443 |
14 | 1d17a5b7 |
15 | 12dc3bc9 |
hex | c2ad1b5 |
204132789 has 24 divisors (see below), whose sum is σ = 354719040. Its totient is φ = 110507328.
The previous prime is 204132763. The next prime is 204132833. The reversal of 204132789 is 987231402.
204132789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 204132789 - 25 = 204132757 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204132749) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84072 + ... + 86465.
It is an arithmetic number, because the mean of its divisors is an integer number (14779960).
Almost surely, 2204132789 is an apocalyptic number.
It is an amenable number.
204132789 is a deficient number, since it is larger than the sum of its proper divisors (150586251).
204132789 is a wasteful number, since it uses less digits than its factorization.
204132789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170569 (or 170566 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 204132789 is about 14287.5046456685. The cubic root of 204132789 is about 588.8042323635.
The spelling of 204132789 in words is "two hundred four million, one hundred thirty-two thousand, seven hundred eighty-nine".
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