Base | Representation |
---|---|
bin | 10001001101000… |
… | …00010010011101 |
3 | 101001112210002122 |
4 | 20212200102131 |
5 | 243420431303 |
6 | 22153032325 |
7 | 3401425046 |
oct | 1046402235 |
9 | 331483078 |
10 | 144311453 |
11 | 74507370 |
12 | 403b56a5 |
13 | 23b898c0 |
14 | 152478cd |
15 | ca08e38 |
hex | 89a049d |
144311453 has 64 divisors (see below), whose sum is σ = 195955200. Its totient is φ = 104079360.
The previous prime is 144311443. The next prime is 144311471. The reversal of 144311453 is 354113441.
It is a happy number.
It is not a de Polignac number, because 144311453 - 26 = 144311389 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144311423) 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 in 63 ways as a sum of consecutive naturals, for example, 1621433 + ... + 1621521.
It is an arithmetic number, because the mean of its divisors is an integer number (3061800).
Almost surely, 2144311453 is an apocalyptic number.
144311453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
144311453 is a deficient number, since it is larger than the sum of its proper divisors (51643747).
144311453 is a wasteful number, since it uses less digits than its factorization.
144311453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182.
The product of its digits is 2880, while the sum is 26.
The square root of 144311453 is about 12012.9701989142. The cubic root of 144311453 is about 524.5258945844.
Adding to 144311453 its reverse (354113441), we get a palindrome (498424894).
The spelling of 144311453 in words is "one hundred forty-four million, three hundred eleven thousand, four hundred fifty-three".
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