Base | Representation |
---|---|
bin | 1010001110010001… |
… | …1100111011110001 |
3 | 21002020202221012002 |
4 | 2203210130323301 |
5 | 21110011220110 |
6 | 1132150343345 |
7 | 125001446156 |
oct | 24344347361 |
9 | 7066687162 |
10 | 2744241905 |
11 | 1189064619 |
12 | 64705ab55 |
13 | 349706ca2 |
14 | 1c066c22d |
15 | 110dc3aa5 |
hex | a391cef1 |
2744241905 has 4 divisors (see below), whose sum is σ = 3293090292. Its totient is φ = 2195393520.
The previous prime is 2744241901. The next prime is 2744241943. The reversal of 2744241905 is 5091424472.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1795047424 + 949194481 = 42368^2 + 30809^2 .
It is not a de Polignac number, because 2744241905 - 22 = 2744241901 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2744241901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274424186 + ... + 274424195.
It is an arithmetic number, because the mean of its divisors is an integer number (823272573).
Almost surely, 22744241905 is an apocalyptic number.
It is an amenable number.
2744241905 is a deficient number, since it is larger than the sum of its proper divisors (548848387).
2744241905 is an equidigital number, since it uses as much as digits as its factorization.
2744241905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 548848386.
The product of its (nonzero) digits is 80640, while the sum is 38.
The square root of 2744241905 is about 52385.5123579029. The cubic root of 2744241905 is about 1400.0411390972.
The spelling of 2744241905 in words is "two billion, seven hundred forty-four million, two hundred forty-one thousand, nine hundred five".
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