### About the Number 2020 (two thousand twenty)

This nBAB about the number `2020` was created as a result of doing a nBAB about the number 13. The nBAB about the number 13 was created on 13 July 2007, which just happened to be a Friday the 13th. The year 2007 is 13 years away from the year `2020`.

```   2020 is a natural, whole, postitive integer number
2020 is an even number
2020 has the prime factors 2 * 2 * 5 * 101
2020 has the palindromic factors 101  202  404  505
2020 written as a 5-digit year (02020) is palindromic
2020 divided in half is 1010
2020 squared is 4,080,400
2020 cubed is 8,242,408,000
2020 in binary is 11001010
sqrt(2020) = 44.9444101
log(2020) = 3.30535137
ln(2020) = 7.61085279
____
reciprocal(2020) = 0.0004950
```

The Yahoo! Time Capsule was closed on 8 November 2006 and the digital collection of submissions has been entrusted to Smithsonian Folkways Recordings based in Washington D.C. The Time Capsule will re-open in 2020 when Yahoo! turns 25.

The year 2020 will be a leap year. It will have only one Friday the 13th and it occurs in March.

On 13 July 2007, the Wikipedia did not have a 2020 (number) article.

##### Update::2009.01.05

BAB #2020 was posted on 5 January 2009. This nBAB was created prior to the MBNA; therefore, this nBAB was updated to include MBNA output.

```   MathBabbler Number Analyst (MBNA) output:
=========================================
2020 is a natural, whole, integer
2020 is even
2020 proper divisors are: 1,2,4,5,10,20,101,202,404,505,1010,
2020 is abundant (sum of divisors is 2264)
2020 is unhappy
2020 is not prime
2020 is undulating
2020 has the prime factors: 2*2*5*101
2020 in octal is 03744
2020 in binary is 11111100100 (is odious)
2020 nearest square numbers: -84...5 (1936...2025 [45])
sqrt(2020) = 44.9444
ln(2020) = 7.61085
log(2020) = 3.30535
2020 reciprocal is .00049504950495049504950495049504
2020! is inf
2020 is 642.986 Pi years
2020 is 101 scoreyears
2020 written as a Roman numeral is MMXX
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 13 July 2007