Base | Representation |
---|---|
bin | 1001000110101010100010… |
… | …00001110111011001100011 |
3 | 2121212220122022002221211011 |
4 | 10203111101001313121203 |
5 | 10111002333203311321 |
6 | 110325053121201351 |
7 | 4134261161204554 |
oct | 443252101673143 |
9 | 77786568087734 |
10 | 20020202010211 |
11 | 641957a122347 |
12 | 22b4071190257 |
13 | b22b8779a930 |
14 | 4d2da92ca32b |
15 | 24ab88706ae1 |
hex | 123551077663 |
20020202010211 has 4 divisors (see below), whose sum is σ = 21560217549472. Its totient is φ = 18480186470952.
The previous prime is 20020202010181. The next prime is 20020202010233. The reversal of 20020202010211 is 11201020202002.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20020202010211 - 221 = 20020199913059 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 1540015539247 = 20020202010211 / (2 + 0 + 0 + 2 + 0 + 2 + 0 + 2 + 0 + 1 + 0 + 2 + 1 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20020202010191 and 20020202010200.
It is not an unprimeable number, because it can be changed into a prime (20020202310211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770007769611 + ... + 770007769636.
It is an arithmetic number, because the mean of its divisors is an integer number (5390054387368).
Almost surely, 220020202010211 is an apocalyptic number.
20020202010211 is a deficient number, since it is larger than the sum of its proper divisors (1540015539261).
20020202010211 is a wasteful number, since it uses less digits than its factorization.
20020202010211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1540015539260.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20020202010211 its reverse (11201020202002), we get a palindrome (31221222212213).
The spelling of 20020202010211 in words is "twenty trillion, twenty billion, two hundred two million, ten thousand, two hundred eleven".
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