Base | Representation |
---|---|
bin | 10000000001001… |
… | …011101010101001 |
3 | 200201200200100210 |
4 | 100001023222221 |
5 | 1022244323020 |
6 | 42400051333 |
7 | 6442204146 |
oct | 2001135251 |
9 | 621620323 |
10 | 268745385 |
11 | 128777427 |
12 | 76003b49 |
13 | 438a6a4c |
14 | 279993cd |
15 | 188d83e0 |
hex | 1004baa9 |
268745385 has 8 divisors (see below), whose sum is σ = 429992640. Its totient is φ = 143330864.
The previous prime is 268745371. The next prime is 268745419. The reversal of 268745385 is 583547862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 268745385 - 25 = 268745353 is a prime.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 8958165 + ... + 8958194.
It is an arithmetic number, because the mean of its divisors is an integer number (53749080).
Almost surely, 2268745385 is an apocalyptic number.
It is an amenable number.
268745385 is a deficient number, since it is larger than the sum of its proper divisors (161247255).
268745385 is a wasteful number, since it uses less digits than its factorization.
268745385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17916367.
The product of its digits is 1612800, while the sum is 48.
The square root of 268745385 is about 16393.4555539703. The cubic root of 268745385 is about 645.3277464187.
The spelling of 268745385 in words is "two hundred sixty-eight million, seven hundred forty-five thousand, three hundred eighty-five".
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