Base | Representation |
---|---|
bin | 1000011000100001100… |
… | …1100101101101101101 |
3 | 111202202011102102111120 |
4 | 2012020121211231231 |
5 | 4324424204031341 |
6 | 150055110211153 |
7 | 13256002415400 |
oct | 2061031455555 |
9 | 452664372446 |
10 | 144022330221 |
11 | 5609693a3a0 |
12 | 23ab4953ab9 |
13 | 10773001653 |
14 | 6d83915d37 |
15 | 3b2de08066 |
hex | 2188665b6d |
144022330221 has 192 divisors, whose sum is σ = 259131156480. Its totient is φ = 70246525440.
The previous prime is 144022330213. The next prime is 144022330241. The reversal of 144022330221 is 122033220441.
It is a happy number.
It is not a de Polignac number, because 144022330221 - 23 = 144022330213 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 144022330191 and 144022330200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144022330211) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 415049770 + ... + 415050116.
It is an arithmetic number, because the mean of its divisors is an integer number (1349641440).
Almost surely, 2144022330221 is an apocalyptic number.
144022330221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
144022330221 is a deficient number, since it is larger than the sum of its proper divisors (115108826259).
144022330221 is a wasteful number, since it uses less digits than its factorization.
144022330221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 624 (or 617 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 144022330221 its reverse (122033220441), we get a palindrome (266055550662).
The spelling of 144022330221 in words is "one hundred forty-four billion, twenty-two million, three hundred thirty thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •