Base | Representation |
---|---|
bin | 110000001101001000101001… |
… | …011111110001100011010000 |
3 | 1000210122211221210200100221021 |
4 | 300031020221133301203100 |
5 | 210242023132144013212 |
6 | 2030523310422205224 |
7 | 62441064325026403 |
oct | 6015105137614320 |
9 | 1023584853610837 |
10 | 212008871860432 |
11 | 61609504118209 |
12 | 1b9408a6283814 |
13 | 913b473a1500a |
14 | 3a4d3d99bdd3a |
15 | 1979c85cc9307 |
hex | c0d2297f18d0 |
212008871860432 has 80 divisors (see below), whose sum is σ = 427546603837440. Its totient is φ = 101721143010816.
The previous prime is 212008871860369. The next prime is 212008871860439. The reversal of 212008871860432 is 234068178800212.
It is a self number, because there is not a number n which added to its sum of digits gives 212008871860432.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212008871860439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48184738 + ... + 52400254.
It is an arithmetic number, because the mean of its divisors is an integer number (5344332547968).
Almost surely, 2212008871860432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212008871860432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213773301918720).
212008871860432 is an abundant number, since it is smaller than the sum of its proper divisors (215537731977008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212008871860432 is a wasteful number, since it uses less digits than its factorization.
212008871860432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4216220 (or 4216214 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 52.
The spelling of 212008871860432 in words is "two hundred twelve trillion, eight billion, eight hundred seventy-one million, eight hundred sixty thousand, four hundred thirty-two".
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