Base | Representation |
---|---|
bin | 110000001101001001111001… |
… | …111110001011111101100100 |
3 | 1000210122222102220020002020200 |
4 | 300031021321332023331210 |
5 | 210242033413313311322 |
6 | 2030524052412430500 |
7 | 62441142641100213 |
oct | 6015117176137544 |
9 | 1023588386202220 |
10 | 212010222010212 |
11 | 6160a03725877a |
12 | 1b941002478430 |
13 | 913b62a65b602 |
14 | 3a4d4c703707a |
15 | 1979d145c38ac |
hex | c0d279f8bf64 |
212010222010212 has 144 divisors (see below), whose sum is σ = 555967759768512. Its totient is φ = 68064660806400.
The previous prime is 212010222010151. The next prime is 212010222010217.
It is a happy number.
212010222010212 is a `hidden beast` number, since 2 + 120 + 102 + 220 + 10 + 212 = 666.
212010222010212 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (212010222010217) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 635227803 + ... + 635561469.
Almost surely, 2212010222010212 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 212010222010212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277983879884256).
212010222010212 is an abundant number, since it is smaller than the sum of its proper divisors (343957537758300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212010222010212 is a wasteful number, since it uses less digits than its factorization.
212010222010212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338538 (or 338533 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
It can be divided in two parts, 212010 and 222010212, that added together give a palindrome (222222222).
The spelling of 212010222010212 in words is "two hundred twelve trillion, ten billion, two hundred twenty-two million, ten thousand, two hundred twelve".
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