Base | Representation |
---|---|
bin | 10010101010101101… |
… | …111101011110111111 |
3 | 1220201220101221120021 |
4 | 102222231331132333 |
5 | 312022233403343 |
6 | 13112541233011 |
7 | 1306465364500 |
oct | 225255753677 |
9 | 56656357507 |
10 | 20044044223 |
11 | 8556382105 |
12 | 3a74862767 |
13 | 1b758591c8 |
14 | d820acba7 |
15 | 7c4a6b0ed |
hex | 4aab7d7bf |
20044044223 has 24 divisors (see below), whose sum is σ = 23512750800. Its totient is φ = 17036345088.
The previous prime is 20044044211. The next prime is 20044044271. The reversal of 20044044223 is 32244044002.
It is a de Polignac number, because none of the positive numbers 2k-20044044223 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20044044203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8832733 + ... + 8835001.
It is an arithmetic number, because the mean of its divisors is an integer number (979697950).
Almost surely, 220044044223 is an apocalyptic number.
20044044223 is a deficient number, since it is larger than the sum of its proper divisors (3468706577).
20044044223 is a wasteful number, since it uses less digits than its factorization.
20044044223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3719 (or 3712 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 25.
Adding to 20044044223 its reverse (32244044002), we get a palindrome (52288088225).
The spelling of 20044044223 in words is "twenty billion, forty-four million, forty-four thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •