Base | Representation |
---|---|
bin | 10001001101001… |
… | …11010101110111 |
3 | 101001121020201122 |
4 | 20212213111313 |
5 | 243422342333 |
6 | 22153414155 |
7 | 3401605220 |
oct | 1046472567 |
9 | 331536648 |
10 | 144340343 |
11 | 74527044 |
12 | 4040a35b |
13 | 23b99ab4 |
14 | 15254247 |
15 | ca12798 |
hex | 89a7577 |
144340343 has 4 divisors (see below), whose sum is σ = 164960400. Its totient is φ = 123720288.
The previous prime is 144340333. The next prime is 144340349. The reversal of 144340343 is 343043441.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343043441 = 13 ⋅26387957.
It is a cyclic number.
It is not a de Polignac number, because 144340343 - 24 = 144340327 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 (144340349) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10310018 + ... + 10310031.
It is an arithmetic number, because the mean of its divisors is an integer number (41240100).
Almost surely, 2144340343 is an apocalyptic number.
144340343 is a deficient number, since it is larger than the sum of its proper divisors (20620057).
144340343 is an equidigital number, since it uses as much as digits as its factorization.
144340343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20620056.
The product of its (nonzero) digits is 6912, while the sum is 26.
The square root of 144340343 is about 12014.1725890716. The cubic root of 144340343 is about 524.5608942135.
Adding to 144340343 its reverse (343043441), we get a palindrome (487383784).
The spelling of 144340343 in words is "one hundred forty-four million, three hundred forty thousand, three hundred forty-three".
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