Base | Representation |
---|---|
bin | 10001001100111… |
… | …10011110101101 |
3 | 101001112101221021 |
4 | 20212132132231 |
5 | 243420212140 |
6 | 22152534141 |
7 | 3401364334 |
oct | 1046363655 |
9 | 331471837 |
10 | 144304045 |
11 | 74501846 |
12 | 403b1351 |
13 | 23b86412 |
14 | 15244d1b |
15 | ca06b4a |
hex | 899e7ad |
144304045 has 8 divisors (see below), whose sum is σ = 173508120. Its totient is φ = 115214400.
The previous prime is 144304037. The next prime is 144304073. The reversal of 144304045 is 540403441.
It can be written as a sum of positive squares in 4 ways, for example, as 41139396 + 103164649 = 6414^2 + 10157^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 144304045 - 23 = 144304037 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25806 + ... + 30895.
It is an arithmetic number, because the mean of its divisors is an integer number (21688515).
Almost surely, 2144304045 is an apocalyptic number.
It is an amenable number.
144304045 is a deficient number, since it is larger than the sum of its proper divisors (29204075).
144304045 is an equidigital number, since it uses as much as digits as its factorization.
144304045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57215.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 144304045 is about 12012.6618615526. The cubic root of 144304045 is about 524.5169191953.
Adding to 144304045 its reverse (540403441), we get a palindrome (684707486).
The spelling of 144304045 in words is "one hundred forty-four million, three hundred four thousand, forty-five".
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