Base | Representation |
---|---|
bin | 10001001011101… |
… | …11010000000001 |
3 | 101001020020112000 |
4 | 20211313100001 |
5 | 243400041421 |
6 | 22145254213 |
7 | 3400125015 |
oct | 1045672001 |
9 | 331206460 |
10 | 144143361 |
11 | 7440204a |
12 | 40334369 |
13 | 23b2b23b |
14 | 15202545 |
15 | c9c4226 |
hex | 8977401 |
144143361 has 32 divisors (see below), whose sum is σ = 218211840. Its totient is φ = 94021200.
The previous prime is 144143347. The next prime is 144143371. The reversal of 144143361 is 163341441.
It is not a de Polignac number, because 144143361 - 29 = 144142849 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (144143341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293326 + ... + 293816.
It is an arithmetic number, because the mean of its divisors is an integer number (6819120).
Almost surely, 2144143361 is an apocalyptic number.
It is an amenable number.
144143361 is a deficient number, since it is larger than the sum of its proper divisors (74068479).
144143361 is a wasteful number, since it uses less digits than its factorization.
144143361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 714 (or 708 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 144143361 is about 12005.9718890226. The cubic root of 144143361 is about 524.3221619410.
The spelling of 144143361 in words is "one hundred forty-four million, one hundred forty-three thousand, three hundred sixty-one".
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