Base | Representation |
---|---|
bin | 1011100100101100110110… |
… | …1001101111111011010110 |
3 | 1200001111211010022202222200 |
4 | 2321023031221233323112 |
5 | 3131442043202413441 |
6 | 43021503345505330 |
7 | 2452234626156420 |
oct | 271131551577326 |
9 | 50044733282880 |
10 | 12725143404246 |
11 | 4066780787229 |
12 | 1516274942246 |
13 | 713c8bcc2a00 |
14 | 31dc86319810 |
15 | 1710245757b6 |
hex | b92cda6fed6 |
12725143404246 has 72 divisors (see below), whose sum is σ = 34120164789360. Its totient is φ = 3356081771328.
The previous prime is 12725143404221. The next prime is 12725143404257. The reversal of 12725143404246 is 64240434152721.
12725143404246 is a `hidden beast` number, since 1 + 2 + 72 + 514 + 3 + 40 + 4 + 24 + 6 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 298775161 + ... + 298817748.
It is an arithmetic number, because the mean of its divisors is an integer number (473891177630).
Almost surely, 212725143404246 is an apocalyptic number.
12725143404246 is an abundant number, since it is smaller than the sum of its proper divisors (21395021385114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12725143404246 is a wasteful number, since it uses less digits than its factorization.
12725143404246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 597592950 (or 597592934 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 45.
Adding to 12725143404246 its reverse (64240434152721), we get a palindrome (76965577556967).
The spelling of 12725143404246 in words is "twelve trillion, seven hundred twenty-five billion, one hundred forty-three million, four hundred four thousand, two hundred forty-six".
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