Base | Representation |
---|---|
bin | 111100001100110… |
… | …1100000111010011 |
3 | 12012202222122100122 |
4 | 1320121230013103 |
5 | 13114110001321 |
6 | 532235340455 |
7 | 101025501305 |
oct | 17031540723 |
9 | 5182878318 |
10 | 2020000211 |
11 | 947268069 |
12 | 4845b172b |
13 | 26265a8c8 |
14 | 1523c3975 |
15 | bc5138ab |
hex | 7866c1d3 |
2020000211 has 4 divisors (see below), whose sum is σ = 2027860392. Its totient is φ = 2012140032.
The previous prime is 2020000201. The next prime is 2020000243. The reversal of 2020000211 is 1120000202.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1120000202 = 2 ⋅560000101.
It is a cyclic number.
It is not a de Polignac number, because 2020000211 - 214 = 2019983827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2020000201) 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, 3929705 + ... + 3930218.
It is an arithmetic number, because the mean of its divisors is an integer number (506965098).
Almost surely, 22020000211 is an apocalyptic number.
2020000211 is a deficient number, since it is larger than the sum of its proper divisors (7860181).
2020000211 is an equidigital number, since it uses as much as digits as its factorization.
2020000211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7860180.
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 2020000211 is about 44944.4124558326. The cubic root of 2020000211 is about 1264.1069088776.
Adding to 2020000211 its reverse (1120000202), we get a palindrome (3140000413).
Subtracting from 2020000211 its reverse (1120000202), we obtain a palindrome (900000009).
The spelling of 2020000211 in words is "two billion, twenty million, two hundred eleven", and thus it is an aban number.
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