Base | Representation |
---|---|
bin | 10001001101000… |
… | …00011101000110 |
3 | 101001112211000212 |
4 | 20212200131012 |
5 | 243420442014 |
6 | 22153035422 |
7 | 3401430041 |
oct | 1046403506 |
9 | 331484025 |
10 | 144312134 |
11 | 7450792a |
12 | 403b5b72 |
13 | 23b89cc5 |
14 | 15247c58 |
15 | ca0923e |
hex | 89a0746 |
144312134 has 4 divisors (see below), whose sum is σ = 216468204. Its totient is φ = 72156066.
The previous prime is 144312079. The next prime is 144312139. The reversal of 144312134 is 431213441.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144312139) 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 as a sum of consecutive naturals, namely, 36078032 + ... + 36078035.
It is an arithmetic number, because the mean of its divisors is an integer number (54117051).
Almost surely, 2144312134 is an apocalyptic number.
144312134 is a deficient number, since it is larger than the sum of its proper divisors (72156070).
144312134 is an equidigital number, since it uses as much as digits as its factorization.
144312134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72156069.
The product of its digits is 1152, while the sum is 23.
The square root of 144312134 is about 12012.9985432447. The cubic root of 144312134 is about 524.5267196553.
Adding to 144312134 its reverse (431213441), we get a palindrome (575525575).
The spelling of 144312134 in words is "one hundred forty-four million, three hundred twelve thousand, one hundred thirty-four".
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