Base | Representation |
---|---|
bin | 10001001011100… |
… | …01100011001011 |
3 | 101001012001111012 |
4 | 20211301203023 |
5 | 243343320021 |
6 | 22144554135 |
7 | 3366666650 |
oct | 1045614313 |
9 | 331161435 |
10 | 144120011 |
11 | 74396552 |
12 | 4032294b |
13 | 23b20719 |
14 | 151d7c27 |
15 | c9bc35b |
hex | 89718cb |
144120011 has 8 divisors (see below), whose sum is σ = 164819424. Its totient is φ = 123448320.
The previous prime is 144120007. The next prime is 144120013. The reversal of 144120011 is 110021441.
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 144120011 - 22 = 144120007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (144120013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5771 + ... + 17931.
It is an arithmetic number, because the mean of its divisors is an integer number (20602428).
Almost surely, 2144120011 is an apocalyptic number.
144120011 is a deficient number, since it is larger than the sum of its proper divisors (20699413).
144120011 is a wasteful number, since it uses less digits than its factorization.
144120011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13861.
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 144120011 is about 12004.9994169096. Note that the first 3 decimals coincide. The cubic root of 144120011 is about 524.2938485000.
Adding to 144120011 its sum of digits (14), we get a square (144120025 = 120052).
Adding to 144120011 its reverse (110021441), we get a palindrome (254141452).
The spelling of 144120011 in words is "one hundred forty-four million, one hundred twenty thousand, eleven".
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