Base | Representation |
---|---|
bin | 1001001100001111111110… |
… | …00110110011000111101010 |
3 | 2122120020222002002202122102 |
4 | 10212013333012303013222 |
5 | 10122123340340200020 |
6 | 110553151104453402 |
7 | 4154163464435561 |
oct | 446077706630752 |
9 | 78506862082572 |
10 | 20212101100010 |
11 | 64929a4162836 |
12 | 23252a791a262 |
13 | b37cba6a4b01 |
14 | 4dc3b1556bd8 |
15 | 250b6a89b475 |
hex | 1261ff1b31ea |
20212101100010 has 96 divisors (see below), whose sum is σ = 39603752759088. Its totient is φ = 7421166878720.
The previous prime is 20212101099991. The next prime is 20212101100019. The reversal of 20212101100010 is 1000110121202.
It can be written as a sum of positive squares in 24 ways, for example, as 4993075161361 + 15219025938649 = 2234519^2 + 3901157^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20212101099964 and 20212101100000.
It is not an unprimeable number, because it can be changed into a prime (20212101100019) 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, 371675942 + ... + 371730318.
Almost surely, 220212101100010 is an apocalyptic number.
20212101100010 is a deficient number, since it is larger than the sum of its proper divisors (19391651659078).
20212101100010 is a wasteful number, since it uses less digits than its factorization.
20212101100010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57596 (or 57579 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 20212101100010 its reverse (1000110121202), we get a palindrome (21212211221212).
The spelling of 20212101100010 in words is "twenty trillion, two hundred twelve billion, one hundred one million, one hundred thousand, ten".
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