Base | Representation |
---|---|
bin | 1000001101001011000 |
3 | 111122211211 |
4 | 1001221120 |
5 | 32101023 |
6 | 5432504 |
7 | 2166634 |
oct | 1015130 |
9 | 448754 |
10 | 268888 |
11 | 174024 |
12 | 10b734 |
13 | 95509 |
14 | 6ddc4 |
15 | 54a0d |
hex | 41a58 |
268888 has 32 divisors (see below), whose sum is σ = 558000. Its totient is φ = 120960.
The previous prime is 268883. The next prime is 268897. The reversal of 268888 is 888862.
It is a plaindrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 268888.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4378 + ... + 4438.
2268888 is an apocalyptic number.
It is an amenable number.
268888 is an abundant number, since it is smaller than the sum of its proper divisors (289112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268888 is a wasteful number, since it uses less digits than its factorization.
268888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115 (or 111 counting only the distinct ones).
The product of its digits is 49152, while the sum is 40.
The square root of 268888 is about 518.5441157703. The cubic root of 268888 is about 64.5441878167.
It can be divided in two parts, 26888 and 8, that added together give a square (26896 = 1642).
The spelling of 268888 in words is "two hundred sixty-eight thousand, eight hundred eighty-eight".
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