Base | Representation |
---|---|
bin | 110000010011100… |
… | …101110000000010 |
3 | 2002110222201001101 |
4 | 300103211300002 |
5 | 3124433113410 |
6 | 212230325014 |
7 | 26040432610 |
oct | 6023456002 |
9 | 2073881041 |
10 | 810441730 |
11 | 38652295a |
12 | 1a74b976a |
13 | cbb9a827 |
14 | 798c66b0 |
15 | 4b23ad3a |
hex | 304e5c02 |
810441730 has 32 divisors (see below), whose sum is σ = 1694534400. Its totient is φ = 273309120.
The previous prime is 810441719. The next prime is 810441739. The reversal of 810441730 is 37144018.
It is not an unprimeable number, because it can be changed into a prime (810441739) 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 15 ways as a sum of consecutive naturals, for example, 90630 + ... + 99169.
It is an arithmetic number, because the mean of its divisors is an integer number (52954200).
Almost surely, 2810441730 is an apocalyptic number.
810441730 is an abundant number, since it is smaller than the sum of its proper divisors (884092670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
810441730 is a wasteful number, since it uses less digits than its factorization.
810441730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189874.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 810441730 is about 28468.2582888381. The cubic root of 810441730 is about 932.3391725743.
Adding to 810441730 its reverse (37144018), we get a palindrome (847585748).
The spelling of 810441730 in words is "eight hundred ten million, four hundred forty-one thousand, seven hundred thirty".
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