Base | Representation |
---|---|
bin | 10001001110001… |
… | …00001111111001 |
3 | 101001211021010220 |
4 | 20213010033321 |
5 | 243440134440 |
6 | 22200130253 |
7 | 3402610344 |
oct | 1047041771 |
9 | 331737126 |
10 | 144458745 |
11 | 745a7aa2 |
12 | 40466989 |
13 | 23c0b962 |
14 | 1528545b |
15 | ca378d0 |
hex | 89c43f9 |
144458745 has 16 divisors (see below), whose sum is σ = 241183872. Its totient is φ = 73694720.
The previous prime is 144458737. The next prime is 144458779. The reversal of 144458745 is 547854441.
144458745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 144458745 - 23 = 144458737 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 144458697 and 144458706.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209016 + ... + 209705.
It is an arithmetic number, because the mean of its divisors is an integer number (15073992).
Almost surely, 2144458745 is an apocalyptic number.
144458745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
144458745 is a deficient number, since it is larger than the sum of its proper divisors (96725127).
144458745 is a wasteful number, since it uses less digits than its factorization.
144458745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418752.
The product of its digits is 358400, while the sum is 42.
The square root of 144458745 is about 12019.0991758950. The cubic root of 144458745 is about 524.7042869818.
The spelling of 144458745 in words is "one hundred forty-four million, four hundred fifty-eight thousand, seven hundred forty-five".
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