Base | Representation |
---|---|
bin | 10011101010000000101… |
… | …11011101001010001001 |
3 | 2101120022001222110200221 |
4 | 21311000113131022021 |
5 | 42031144234143131 |
6 | 1234134134230041 |
7 | 66536534130100 |
oct | 11650027351211 |
9 | 2346261873627 |
10 | 675389756041 |
11 | 240481a01100 |
12 | aaa8a7b5321 |
13 | 4b8c58c9400 |
14 | 24990a17037 |
15 | 1287d723411 |
hex | 9d405dd289 |
675389756041 has 81 divisors (see below), whose sum is σ = 936252961749. Its totient is φ = 485203118400.
The previous prime is 675389756033. The next prime is 675389756051. The reversal of 675389756041 is 140657983576.
It is a happy number.
The square root of 675389756041 is 821821.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 231972273225 + 443417482816 = 481635^2 + 665896^2 .
It is not a de Polignac number, because 675389756041 - 23 = 675389756033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (675389756051) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 822642411 + ... + 822643231.
Almost surely, 2675389756041 is an apocalyptic number.
675389756041 is the 821821-st square number.
675389756041 is the 410911-st centered octagonal number.
It is an amenable number.
675389756041 is a deficient number, since it is larger than the sum of its proper divisors (260863205708).
675389756041 is an equidigital number, since it uses as much as digits as its factorization.
675389756041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1704 (or 852 counting only the distinct ones).
The product of its (nonzero) digits is 38102400, while the sum is 61.
The spelling of 675389756041 in words is "six hundred seventy-five billion, three hundred eighty-nine million, seven hundred fifty-six thousand, forty-one".
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