Base | Representation |
---|---|
bin | 111100111001001… |
… | …0001001000100001 |
3 | 12021101200100121211 |
4 | 1321302101020201 |
5 | 13141031024023 |
6 | 534425150121 |
7 | 101430042055 |
oct | 17162211041 |
9 | 5241610554 |
10 | 2043220513 |
11 | 9593878a4 |
12 | 49032b341 |
13 | 2673caa29 |
14 | 155509c65 |
15 | be59da0d |
hex | 79c91221 |
2043220513 has 8 divisors (see below), whose sum is σ = 2069471880. Its totient is φ = 2017075200.
The previous prime is 2043220483. The next prime is 2043220523. The reversal of 2043220513 is 3150223402.
It can be written as a sum of positive squares in 4 ways, for example, as 310746384 + 1732474129 = 17628^2 + 41623^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2043220513 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2043220523) 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, 12633 + ... + 65161.
It is an arithmetic number, because the mean of its divisors is an integer number (258683985).
Almost surely, 22043220513 is an apocalyptic number.
It is an amenable number.
2043220513 is a deficient number, since it is larger than the sum of its proper divisors (26251367).
2043220513 is an equidigital number, since it uses as much as digits as its factorization.
2043220513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53027.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 2043220513 is about 45201.9967811158. The cubic root of 2043220513 is about 1268.9321863220.
Adding to 2043220513 its reverse (3150223402), we get a palindrome (5193443915).
The spelling of 2043220513 in words is "two billion, forty-three million, two hundred twenty thousand, five hundred thirteen".
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