Base | Representation |
---|---|
bin | 10001001100011… |
… | …11100101101111 |
3 | 101001102022021101 |
4 | 20212033211233 |
5 | 243411234210 |
6 | 22151343531 |
7 | 3401021455 |
oct | 1046174557 |
9 | 331368241 |
10 | 144243055 |
11 | 7446aa40 |
12 | 40381ba7 |
13 | 23b64728 |
14 | 1522a9d5 |
15 | c9e3a3a |
hex | 898f96f |
144243055 has 8 divisors (see below), whose sum is σ = 188827344. Its totient is φ = 104904000.
The previous prime is 144243017. The next prime is 144243059. The reversal of 144243055 is 550342441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 144243055 - 211 = 144241007 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144243059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1311246 + ... + 1311355.
It is an arithmetic number, because the mean of its divisors is an integer number (23603418).
Almost surely, 2144243055 is an apocalyptic number.
144243055 is a deficient number, since it is larger than the sum of its proper divisors (44584289).
144243055 is a wasteful number, since it uses less digits than its factorization.
144243055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2622617.
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 144243055 is about 12010.1230218512. The cubic root of 144243055 is about 524.4430132170.
Adding to 144243055 its reverse (550342441), we get a palindrome (694585496).
The spelling of 144243055 in words is "one hundred forty-four million, two hundred forty-three thousand, fifty-five".
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