Base | Representation |
---|---|
bin | 111111111001111… |
… | …0110111011001001 |
3 | 12112102212202122010 |
4 | 1333303312323021 |
5 | 13342420110440 |
6 | 552435450133 |
7 | 104065153446 |
oct | 17763667311 |
9 | 5472782563 |
10 | 2144300745 |
11 | a00446984 |
12 | 4ba156949 |
13 | 28232c112 |
14 | 164adc9cd |
15 | c83b8580 |
hex | 7fcf6ec9 |
2144300745 has 16 divisors (see below), whose sum is σ = 3549188160. Its totient is φ = 1104191424.
The previous prime is 2144300723. The next prime is 2144300747. The reversal of 2144300745 is 5470034412.
It is not a de Polignac number, because 2144300745 - 215 = 2144267977 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2144300747) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2464279 + ... + 2465148.
It is an arithmetic number, because the mean of its divisors is an integer number (221824260).
Almost surely, 22144300745 is an apocalyptic number.
It is an amenable number.
2144300745 is a deficient number, since it is larger than the sum of its proper divisors (1404887415).
2144300745 is a wasteful number, since it uses less digits than its factorization.
2144300745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4929464.
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 2144300745 is about 46306.5950486537. The cubic root of 2144300745 is about 1289.5214347664.
The spelling of 2144300745 in words is "two billion, one hundred forty-four million, three hundred thousand, seven hundred forty-five".
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