Base | Representation |
---|---|
bin | 1100010101110111111… |
… | …0101011110111100010 |
3 | 202021021202001122122120 |
4 | 3011131332223313202 |
5 | 11433214202024302 |
6 | 241223313045110 |
7 | 21214206131340 |
oct | 3053576536742 |
9 | 667252048576 |
10 | 212030111202 |
11 | 81a15519868 |
12 | 35114556796 |
13 | 16cc0797480 |
14 | a395ada990 |
15 | 57ae6919bc |
hex | 315dfabde2 |
212030111202 has 128 divisors (see below), whose sum is σ = 540949516800. Its totient is φ = 53908955136.
The previous prime is 212030111197. The next prime is 212030111213. The reversal of 212030111202 is 202111030212.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2153874 + ... + 2250162.
It is an arithmetic number, because the mean of its divisors is an integer number (4226168100).
Almost surely, 2212030111202 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212030111202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270474758400).
212030111202 is an abundant number, since it is smaller than the sum of its proper divisors (328919405598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212030111202 is a wasteful number, since it uses less digits than its factorization.
212030111202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96460.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 212030111202 its reverse (202111030212), we get a palindrome (414141141414).
The spelling of 212030111202 in words is "two hundred twelve billion, thirty million, one hundred eleven thousand, two hundred two".
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