Base | Representation |
---|---|
bin | 1000001101011… |
… | …00110010100000 |
3 | 11210120201021101 |
4 | 10012230302200 |
5 | 120112141214 |
6 | 10500004144 |
7 | 1464226063 |
oct | 406546240 |
9 | 153521241 |
10 | 68865184 |
11 | 35966483 |
12 | 1b090654 |
13 | 1136213b |
14 | 92088da |
15 | 60a4774 |
hex | 41acca0 |
68865184 has 12 divisors (see below), whose sum is σ = 135578394. Its totient is φ = 34432576.
The previous prime is 68865161. The next prime is 68865191. The reversal of 68865184 is 48156886.
It can be written as a sum of positive squares in only one way, i.e., 55175184 + 13690000 = 7428^2 + 3700^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075987 + ... + 1076050.
Almost surely, 268865184 is an apocalyptic number.
It is an amenable number.
68865184 is a deficient number, since it is larger than the sum of its proper divisors (66713210).
68865184 is a wasteful number, since it uses less digits than its factorization.
68865184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2152047 (or 2152039 counting only the distinct ones).
The product of its digits is 368640, while the sum is 46.
The square root of 68865184 is about 8298.5049255875. The cubic root of 68865184 is about 409.8892899576.
The spelling of 68865184 in words is "sixty-eight million, eight hundred sixty-five thousand, one hundred eighty-four".
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