Base | Representation |
---|---|
bin | 111101001101111… |
… | …1000101000100101 |
3 | 12022011012121220210 |
4 | 1322123320220211 |
5 | 13201324131323 |
6 | 535455050033 |
7 | 101621550552 |
oct | 17233705045 |
9 | 5264177823 |
10 | 2054130213 |
11 | 964559483 |
12 | 493b10919 |
13 | 26974a685 |
14 | 156b49a29 |
15 | c0506293 |
hex | 7a6f8a25 |
2054130213 has 16 divisors (see below), whose sum is σ = 2910003840. Its totient is φ = 1288856768.
The previous prime is 2054130163. The next prime is 2054130259. The reversal of 2054130213 is 3120314502.
It is not a de Polignac number, because 2054130213 - 224 = 2037352997 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2054130213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2054130913) 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 15 ways as a sum of consecutive naturals, for example, 54945 + ... + 84422.
It is an arithmetic number, because the mean of its divisors is an integer number (181875240).
Almost surely, 22054130213 is an apocalyptic number.
It is an amenable number.
2054130213 is a deficient number, since it is larger than the sum of its proper divisors (855873627).
2054130213 is an equidigital number, since it uses as much as digits as its factorization.
2054130213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139421 (or 139387 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 2054130213 is about 45322.5133129221. The cubic root of 2054130213 is about 1271.1866506121.
Adding to 2054130213 its reverse (3120314502), we get a palindrome (5174444715).
The spelling of 2054130213 in words is "two billion, fifty-four million, one hundred thirty thousand, two hundred thirteen".
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