Base | Representation |
---|---|
bin | 10000000001011… |
… | …111110101010100 |
3 | 200201211212200011 |
4 | 100001133311110 |
5 | 1022304443423 |
6 | 42401530004 |
7 | 6443000032 |
oct | 2001376524 |
9 | 621755604 |
10 | 268827988 |
11 | 1288234a0 |
12 | 76043904 |
13 | 43905520 |
14 | 279bb552 |
15 | 18902b0d |
hex | 1005fd54 |
268827988 has 24 divisors (see below), whose sum is σ = 552696480. Its totient is φ = 112794720.
The previous prime is 268827983. The next prime is 268827989. The reversal of 268827988 is 889728862.
268827988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268827983) 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, 234418 + ... + 235561.
It is an arithmetic number, because the mean of its divisors is an integer number (23029020).
Almost surely, 2268827988 is an apocalyptic number.
It is an amenable number.
268827988 is an abundant number, since it is smaller than the sum of its proper divisors (283868492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268827988 is a wasteful number, since it uses less digits than its factorization.
268827988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 470007 (or 470005 counting only the distinct ones).
The product of its digits is 6193152, while the sum is 58.
The square root of 268827988 is about 16395.9747499196. The cubic root of 268827988 is about 645.3938567599.
The spelling of 268827988 in words is "two hundred sixty-eight million, eight hundred twenty-seven thousand, nine hundred eighty-eight".
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