Base | Representation |
---|---|
bin | 1000011111000… |
… | …10111011000100 |
3 | 11221221112011222 |
4 | 10033202323010 |
5 | 121210342233 |
6 | 11021415512 |
7 | 1523024504 |
oct | 417427304 |
9 | 157845158 |
10 | 71184068 |
11 | 371aa70a |
12 | 1ba0a598 |
13 | 11994767 |
14 | 964da04 |
15 | 63b1898 |
hex | 43e2ec4 |
71184068 has 6 divisors (see below), whose sum is σ = 124572126. Its totient is φ = 35592032.
The previous prime is 71184017. The next prime is 71184073. The reversal of 71184068 is 86048117.
It can be written as a sum of positive squares in only one way, i.e., 66552964 + 4631104 = 8158^2 + 2152^2 .
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 8898005 + ... + 8898012.
It is an arithmetic number, because the mean of its divisors is an integer number (20762021).
Almost surely, 271184068 is an apocalyptic number.
It is an amenable number.
71184068 is a deficient number, since it is larger than the sum of its proper divisors (53388058).
71184068 is a wasteful number, since it uses less digits than its factorization.
71184068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17796021 (or 17796019 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 35.
The square root of 71184068 is about 8437.0651295341. The cubic root of 71184068 is about 414.4393027948.
It can be divided in two parts, 71 and 184068, that multiplied together give a triangular number (13068828 = T5112).
The spelling of 71184068 in words is "seventy-one million, one hundred eighty-four thousand, sixty-eight".
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