Base | Representation |
---|---|
bin | 10110110000010… |
… | …100111000100000 |
3 | 222121100210010221 |
4 | 112300110320200 |
5 | 1240213022300 |
6 | 101514332424 |
7 | 12313652623 |
oct | 2660247040 |
9 | 877323127 |
10 | 381767200 |
11 | 186552391 |
12 | a7a2a114 |
13 | 61129669 |
14 | 389b9dba |
15 | 237b131a |
hex | 16c14e20 |
381767200 has 36 divisors (see below), whose sum is σ = 931991130. Its totient is φ = 152706560.
The previous prime is 381767167. The next prime is 381767203. The reversal of 381767200 is 2767183.
It can be written as a sum of positive squares in 3 ways, for example, as 278622864 + 103144336 = 16692^2 + 10156^2 .
It is not an unprimeable number, because it can be changed into a prime (381767203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237805 + ... + 239404.
Almost surely, 2381767200 is an apocalyptic number.
It is an amenable number.
381767200 is an abundant number, since it is smaller than the sum of its proper divisors (550223930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381767200 is a wasteful number, since it uses less digits than its factorization.
381767200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 477229 (or 477216 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 381767200 is about 19538.8638359553. The cubic root of 381767200 is about 725.4367245866.
It can be divided in two parts, 3817 and 67200, that added together give a palindrome (71017).
The spelling of 381767200 in words is "three hundred eighty-one million, seven hundred sixty-seven thousand, two hundred".
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