Base | Representation |
---|---|
bin | 10001001010101… |
… | …11100000110001 |
3 | 101000222122012012 |
4 | 20211113200301 |
5 | 243331411421 |
6 | 22142412305 |
7 | 3366044012 |
oct | 1045274061 |
9 | 330878165 |
10 | 144013361 |
11 | 74323408 |
12 | 40291095 |
13 | 23ab400b |
14 | 151ab009 |
15 | c99a95b |
hex | 8957831 |
144013361 has 8 divisors (see below), whose sum is σ = 151514664. Its totient is φ = 136702080.
The previous prime is 144013297. The next prime is 144013379. The reversal of 144013361 is 163310441.
It can be written as a sum of positive squares in 4 ways, for example, as 28558336 + 115455025 = 5344^2 + 10745^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144013361 - 26 = 144013297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144013861) 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, 45950 + ... + 48983.
It is an arithmetic number, because the mean of its divisors is an integer number (18939333).
Almost surely, 2144013361 is an apocalyptic number.
It is an amenable number.
144013361 is a deficient number, since it is larger than the sum of its proper divisors (7501303).
144013361 is an equidigital number, since it uses as much as digits as its factorization.
144013361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95011.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 144013361 is about 12000.5566954204. The cubic root of 144013361 is about 524.1644893246.
The spelling of 144013361 in words is "one hundred forty-four million, thirteen thousand, three hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •