Base | Representation |
---|---|
bin | 11010101000011… |
… | …11111110110000 |
3 | 120120101111211212 |
4 | 31110033332300 |
5 | 424143142034 |
6 | 34100255252 |
7 | 5351654234 |
oct | 1524177660 |
9 | 516344755 |
10 | 223412144 |
11 | 10512393a |
12 | 629a1528 |
13 | 37393847 |
14 | 219585c4 |
15 | 149312ce |
hex | d50ffb0 |
223412144 has 10 divisors (see below), whose sum is σ = 432861060. Its totient is φ = 111706064.
The previous prime is 223412131. The next prime is 223412149. The reversal of 223412144 is 441214322.
It is not an unprimeable number, because it can be changed into a prime (223412149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6981614 + ... + 6981645.
It is an arithmetic number, because the mean of its divisors is an integer number (43286106).
Almost surely, 2223412144 is an apocalyptic number.
It is an amenable number.
223412144 is a deficient number, since it is larger than the sum of its proper divisors (209448916).
223412144 is a wasteful number, since it uses less digits than its factorization.
223412144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13963267 (or 13963261 counting only the distinct ones).
The product of its digits is 1536, while the sum is 23.
The square root of 223412144 is about 14946.9777547168. The cubic root of 223412144 is about 606.7860560158.
Adding to 223412144 its reverse (441214322), we get a palindrome (664626466).
The spelling of 223412144 in words is "two hundred twenty-three million, four hundred twelve thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •