Base | Representation |
---|---|
bin | 1011011110001010000100… |
… | …0100001011111001111000 |
3 | 1122122202122120112121201000 |
4 | 2313202201010023321320 |
5 | 3123121330402211133 |
6 | 42454112331125000 |
7 | 2441145053611050 |
oct | 267424104137170 |
9 | 48582576477630 |
10 | 12612726210168 |
11 | 4023033150467 |
12 | 14b85205a3760 |
13 | 7064b4a99c66 |
14 | 3186600bc560 |
15 | 16d14515c413 |
hex | b78a110be78 |
12612726210168 has 128 divisors (see below), whose sum is σ = 42147790272000. Its totient is φ = 3413970996480.
The previous prime is 12612726210151. The next prime is 12612726210191. The reversal of 12612726210168 is 86101262721621.
12612726210168 is a `hidden beast` number, since 1 + 2 + 6 + 1 + 2 + 7 + 2 + 621 + 0 + 16 + 8 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219491013 + ... + 219548468.
It is an arithmetic number, because the mean of its divisors is an integer number (329279611500).
Almost surely, 212612726210168 is an apocalyptic number.
12612726210168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
12612726210168 is an abundant number, since it is smaller than the sum of its proper divisors (29535064061832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12612726210168 is a wasteful number, since it uses less digits than its factorization.
12612726210168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 439039522 (or 439039512 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
Adding to 12612726210168 its reverse (86101262721621), we get a palindrome (98713988931789).
The spelling of 12612726210168 in words is "twelve trillion, six hundred twelve billion, seven hundred twenty-six million, two hundred ten thousand, one hundred sixty-eight".
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