Base | Representation |
---|---|
bin | 1000000111101… |
… | …00101000011011 |
3 | 11202011101120000 |
4 | 10003310220123 |
5 | 114414022000 |
6 | 10431504043 |
7 | 1454634660 |
oct | 403645033 |
9 | 152141500 |
10 | 68110875 |
11 | 354a0788 |
12 | 1a988023 |
13 | 111599c1 |
14 | 908da67 |
15 | 5ea6000 |
hex | 40f4a1b |
68110875 has 120 divisors (see below), whose sum is σ = 149950944. Its totient is φ = 30132000.
The previous prime is 68110873. The next prime is 68110897. The reversal of 68110875 is 57801186.
It is not a de Polignac number, because 68110875 - 21 = 68110873 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68110871) by changing a digit.
It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2197110 + ... + 2197140.
Almost surely, 268110875 is an apocalyptic number.
68110875 is an abundant number, since it is smaller than the sum of its proper divisors (81840069).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68110875 is an equidigital number, since it uses as much as digits as its factorization.
68110875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96 (or 46 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 36.
The square root of 68110875 is about 8252.9312974240. The cubic root of 68110875 is about 408.3872296853.
The spelling of 68110875 in words is "sixty-eight million, one hundred ten thousand, eight hundred seventy-five".
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