Base | Representation |
---|---|
bin | 111100001101011… |
… | …0110110011011100 |
3 | 12012210120012000100 |
4 | 1320122312303130 |
5 | 13114144244030 |
6 | 532250101100 |
7 | 101031214236 |
oct | 17032666334 |
9 | 5183505010 |
10 | 2020306140 |
11 | 9474569a6 |
12 | 48471a790 |
13 | 262736c28 |
14 | 152463256 |
15 | bc574360 |
hex | 786b6cdc |
2020306140 has 36 divisors (see below), whose sum is σ = 6128262504. Its totient is φ = 538748256.
The previous prime is 2020306111. The next prime is 2020306151. The reversal of 2020306140 is 416030202.
It is a happy number.
2020306140 is a `hidden beast` number, since 2 + 0 + 20 + 30 + 614 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5611782 + ... + 5612141.
It is an arithmetic number, because the mean of its divisors is an integer number (170229514).
Almost surely, 22020306140 is an apocalyptic number.
2020306140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2020306140 is an abundant number, since it is smaller than the sum of its proper divisors (4107956364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020306140 is a wasteful number, since it uses less digits than its factorization.
2020306140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11223938 (or 11223933 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2020306140 is about 44947.8157422583. The cubic root of 2020306140 is about 1264.1707219799.
Adding to 2020306140 its reverse (416030202), we get a palindrome (2436336342).
The spelling of 2020306140 in words is "two billion, twenty million, three hundred six thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •