Base | Representation |
---|---|
bin | 1011010110110011110001… |
… | …1110000010111101100100 |
3 | 1122012200210120101011200100 |
4 | 2311230330132002331210 |
5 | 3114034310004021014 |
6 | 42320113423544100 |
7 | 2426055503346531 |
oct | 265547436027544 |
9 | 48180716334610 |
10 | 12486484438884 |
11 | 3a84540a42185 |
12 | 1497b6a45b030 |
13 | 6c76166c5a01 |
14 | 3124c5bcdd88 |
15 | 169c07213009 |
hex | b5b3c782f64 |
12486484438884 has 27 divisors (see below), whose sum is σ = 31563111480537. Its totient is φ = 4162154412384.
The previous prime is 12486484438867. The next prime is 12486484438889. The reversal of 12486484438884 is 48883448468421.
The square root of 12486484438884 is 3533622.
It is a perfect power (a square), and thus also a powerful number.
12486484438884 is a `hidden beast` number, since 1 + 2 + 48 + 64 + 8 + 443 + 8 + 8 + 84 = 666.
It can be written as a sum of positive squares in only one way, i.e., 3374973152100 + 9111511286784 = 1837110^2 + 3018528^2 .
It is not an unprimeable number, because it can be changed into a prime (12486484438889) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20907264 + ... + 21496200.
Almost surely, 212486484438884 is an apocalyptic number.
12486484438884 is the 3533622-nd square number.
It is an amenable number.
12486484438884 is an abundant number, since it is smaller than the sum of its proper divisors (19076627041653).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12486484438884 is an frugal number, since it uses more digits than its factorization.
12486484438884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1177884 (or 588942 counting only the distinct ones).
The product of its digits is 1207959552, while the sum is 72.
The spelling of 12486484438884 in words is "twelve trillion, four hundred eighty-six billion, four hundred eighty-four million, four hundred thirty-eight thousand, eight hundred eighty-four".
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