Base | Representation |
---|---|
bin | 10001001100110… |
… | …01111001101000 |
3 | 101001111110012120 |
4 | 20212121321220 |
5 | 243414112123 |
6 | 22152311240 |
7 | 3401255550 |
oct | 1046317150 |
9 | 331443176 |
10 | 144285288 |
11 | 74499744 |
12 | 403a2520 |
13 | 23b7aa14 |
14 | 1523c160 |
15 | ca012e3 |
hex | 8999e68 |
144285288 has 32 divisors (see below), whose sum is σ = 412244160. Its totient is φ = 41224320.
The previous prime is 144285263. The next prime is 144285289. The reversal of 144285288 is 882582441.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (144285289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429253 + ... + 429588.
It is an arithmetic number, because the mean of its divisors is an integer number (12882630).
Almost surely, 2144285288 is an apocalyptic number.
It is an amenable number.
144285288 is an abundant number, since it is smaller than the sum of its proper divisors (267958872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144285288 is a wasteful number, since it uses less digits than its factorization.
144285288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 858857 (or 858853 counting only the distinct ones).
The product of its digits is 163840, while the sum is 42.
The square root of 144285288 is about 12011.8811182928. The cubic root of 144285288 is about 524.4941922044.
The spelling of 144285288 in words is "one hundred forty-four million, two hundred eighty-five thousand, two hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •