Base | Representation |
---|---|
bin | 10001001101001… |
… | …01110100111111 |
3 | 101001120221020000 |
4 | 20212211310333 |
5 | 243422143033 |
6 | 22153325343 |
7 | 3401551152 |
oct | 1046456477 |
9 | 331527200 |
10 | 144334143 |
11 | 74522418 |
12 | 40406853 |
13 | 23b97025 |
14 | 15251c99 |
15 | ca10a13 |
hex | 89a5d3f |
144334143 has 10 divisors (see below), whose sum is σ = 215610384. Its totient is φ = 96222708.
The previous prime is 144334139. The next prime is 144334181. The reversal of 144334143 is 341433441.
It is not a de Polignac number, because 144334143 - 22 = 144334139 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144334643) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 890871 + ... + 891032.
Almost surely, 2144334143 is an apocalyptic number.
144334143 is a deficient number, since it is larger than the sum of its proper divisors (71276241).
144334143 is an equidigital number, since it uses as much as digits as its factorization.
144334143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1781915 (or 1781906 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 144334143 is about 12013.9145577118. The cubic root of 144334143 is about 524.5533834371.
Adding to 144334143 its reverse (341433441), we get a palindrome (485767584).
The spelling of 144334143 in words is "one hundred forty-four million, three hundred thirty-four thousand, one hundred forty-three".
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