Base | Representation |
---|---|
bin | 10000000001001… |
… | …011001001100111 |
3 | 200201200120110111 |
4 | 100001023021213 |
5 | 1022244241041 |
6 | 42400033451 |
7 | 6442165036 |
oct | 2001131147 |
9 | 621616414 |
10 | 268743271 |
11 | 128775885 |
12 | 76002887 |
13 | 438a5ab4 |
14 | 2799871d |
15 | 188d7981 |
hex | 1004b267 |
268743271 has 4 divisors (see below), whose sum is σ = 268821072. Its totient is φ = 268665472.
The previous prime is 268743269. The next prime is 268743301. The reversal of 268743271 is 172347862.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 268743271 - 21 = 268743269 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268743571) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33466 + ... + 40711.
It is an arithmetic number, because the mean of its divisors is an integer number (67205268).
Almost surely, 2268743271 is an apocalyptic number.
268743271 is a deficient number, since it is larger than the sum of its proper divisors (77801).
268743271 is an equidigital number, since it uses as much as digits as its factorization.
268743271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77800.
The product of its digits is 112896, while the sum is 40.
The square root of 268743271 is about 16393.3910768944. The cubic root of 268743271 is about 645.3260543258.
The spelling of 268743271 in words is "two hundred sixty-eight million, seven hundred forty-three thousand, two hundred seventy-one".
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