Base | Representation |
---|---|
bin | 1001001011111001110110… |
… | …00100011011111110110101 |
3 | 2122112010022012212201202000 |
4 | 10211330323010123332311 |
5 | 10121430023341241041 |
6 | 110543504243005513 |
7 | 4153263223524225 |
oct | 445747304337665 |
9 | 78463265781660 |
10 | 20200222212021 |
11 | 6488958902435 |
12 | 2322b31669899 |
13 | b36b466663c7 |
14 | 4db9a5a64085 |
15 | 2506c2aa0bb6 |
hex | 125f3b11bfb5 |
20200222212021 has 32 divisors (see below), whose sum is σ = 31690832647680. Its totient is φ = 12672965403648.
The previous prime is 20200222212017. The next prime is 20200222212029. The reversal of 20200222212021 is 12021222200202.
20200222212021 is a `hidden beast` number, since 20 + 200 + 22 + 221 + 202 + 1 = 666.
It is not a de Polignac number, because 20200222212021 - 22 = 20200222212017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20200222211985 and 20200222212003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200222212029) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 539940 + ... + 6379026.
It is an arithmetic number, because the mean of its divisors is an integer number (990338520240).
Almost surely, 220200222212021 is an apocalyptic number.
It is an amenable number.
20200222212021 is a deficient number, since it is larger than the sum of its proper divisors (11490610435659).
20200222212021 is a wasteful number, since it uses less digits than its factorization.
20200222212021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5846650 (or 5846644 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20200222212021 its reverse (12021222200202), we get a palindrome (32221444412223).
The spelling of 20200222212021 in words is "twenty trillion, two hundred billion, two hundred twenty-two million, two hundred twelve thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •