Base | Representation |
---|---|
bin | 10000111111010… |
… | …101100000100110 |
3 | 201212100110111022 |
4 | 100333111200212 |
5 | 1040432214010 |
6 | 44141211142 |
7 | 10030534262 |
oct | 2077254046 |
9 | 655313438 |
10 | 285038630 |
11 | 136995818 |
12 | 7b560ab2 |
13 | 4708cc16 |
14 | 29bdb0a2 |
15 | 1a055d55 |
hex | 10fd5826 |
285038630 has 16 divisors (see below), whose sum is σ = 513544320. Its totient is φ = 113909952.
The previous prime is 285038629. The next prime is 285038657. The reversal of 285038630 is 36830582.
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, 1334 + ... + 23913.
It is an arithmetic number, because the mean of its divisors is an integer number (32096520).
Almost surely, 2285038630 is an apocalyptic number.
285038630 is a deficient number, since it is larger than the sum of its proper divisors (228505690).
285038630 is a wasteful number, since it uses less digits than its factorization.
285038630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26383.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 285038630 is about 16883.0870992245. The cubic root of 285038630 is about 658.1141682824.
The spelling of 285038630 in words is "two hundred eighty-five million, thirty-eight thousand, six hundred thirty".
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