Base | Representation |
---|---|
bin | 10001001110000… |
… | …00011101101100 |
3 | 101001210110212210 |
4 | 20213000131230 |
5 | 243434140434 |
6 | 22155530420 |
7 | 3402514221 |
oct | 1047003554 |
9 | 331713783 |
10 | 144443244 |
11 | 74597390 |
12 | 40459a10 |
13 | 23c0489a |
14 | 1527d948 |
15 | ca32ee9 |
hex | 89c076c |
144443244 has 48 divisors (see below), whose sum is σ = 387031680. Its totient is φ = 41466240.
The previous prime is 144443219. The next prime is 144443281. The reversal of 144443244 is 442344441.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26289 + ... + 31304.
It is an arithmetic number, because the mean of its divisors is an integer number (8063160).
Almost surely, 2144443244 is an apocalyptic number.
It is an amenable number.
144443244 is an abundant number, since it is smaller than the sum of its proper divisors (242588436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144443244 is a wasteful number, since it uses less digits than its factorization.
144443244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57630 (or 57628 counting only the distinct ones).
The product of its digits is 24576, while the sum is 30.
The square root of 144443244 is about 12018.4543099352. The cubic root of 144443244 is about 524.6855186890.
Adding to 144443244 its reverse (442344441), we get a palindrome (586787685).
The spelling of 144443244 in words is "one hundred forty-four million, four hundred forty-three thousand, two hundred forty-four".
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