Base | Representation |
---|---|
bin | 10010101001010011… |
… | …000101100000111011 |
3 | 1220200020120122122010 |
4 | 102221103011200323 |
5 | 312000134101021 |
6 | 13110330501003 |
7 | 1306056036126 |
oct | 225123054073 |
9 | 56606518563 |
10 | 20020222011 |
11 | 8543991129 |
12 | 3a68894763 |
13 | 1b7093811a |
14 | d7cc6b3bd |
15 | 7c2912976 |
hex | 4a94c583b |
20020222011 has 16 divisors (see below), whose sum is σ = 26765544960. Its totient is φ = 13310902560.
The previous prime is 20020221979. The next prime is 20020222049. The reversal of 20020222011 is 11022202002.
It is not a de Polignac number, because 20020222011 - 25 = 20020221979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20020222111) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2074345 + ... + 2083973.
It is an arithmetic number, because the mean of its divisors is an integer number (1672846560).
Almost surely, 220020222011 is an apocalyptic number.
20020222011 is a deficient number, since it is larger than the sum of its proper divisors (6745322949).
20020222011 is a wasteful number, since it uses less digits than its factorization.
20020222011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11426.
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 20020222011 its reverse (11022202002), we get a palindrome (31042424013).
The spelling of 20020222011 in words is "twenty billion, twenty million, two hundred twenty-two thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •