Base | Representation |
---|---|
bin | 1001011110011110… |
… | …1000110001111100 |
3 | 20120021111220100220 |
4 | 2113213220301330 |
5 | 20202200002033 |
6 | 1100225221340 |
7 | 120015343353 |
oct | 22747506174 |
9 | 6507456326 |
10 | 2543750268 |
11 | 1095976254 |
12 | 5aba91850 |
13 | 317009c97 |
14 | 1a1b9c99a |
15 | ed4bdbb3 |
hex | 979e8c7c |
2543750268 has 12 divisors (see below), whose sum is σ = 5935417320. Its totient is φ = 847916752.
The previous prime is 2543750263. The next prime is 2543750303. The reversal of 2543750268 is 8620573452.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2543750263) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105989583 + ... + 105989606.
It is an arithmetic number, because the mean of its divisors is an integer number (494618110).
Almost surely, 22543750268 is an apocalyptic number.
It is an amenable number.
2543750268 is an abundant number, since it is smaller than the sum of its proper divisors (3391667052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2543750268 is a wasteful number, since it uses less digits than its factorization.
2543750268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211979196 (or 211979194 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 42.
The square root of 2543750268 is about 50435.6051614333. The cubic root of 2543750268 is about 1365.0801686468.
The spelling of 2543750268 in words is "two billion, five hundred forty-three million, seven hundred fifty thousand, two hundred sixty-eight".
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