Base | Representation |
---|---|
bin | 1000100100111… |
… | …00001110011100 |
3 | 12000101002100002 |
4 | 10102130032130 |
5 | 121404134233 |
6 | 11045553432 |
7 | 1532335361 |
oct | 422341634 |
9 | 160332302 |
10 | 71943068 |
11 | 3767898a |
12 | 20115878 |
13 | 11b9c082 |
14 | 97aa468 |
15 | 64b16e8 |
hex | 449c39c |
71943068 has 6 divisors (see below), whose sum is σ = 125900376. Its totient is φ = 35971532.
The previous prime is 71943029. The next prime is 71943073. The reversal of 71943068 is 86034917.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8992880 + ... + 8992887.
It is an arithmetic number, because the mean of its divisors is an integer number (20983396).
Almost surely, 271943068 is an apocalyptic number.
It is an amenable number.
71943068 is a deficient number, since it is larger than the sum of its proper divisors (53957308).
71943068 is a wasteful number, since it uses less digits than its factorization.
71943068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17985771 (or 17985769 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 71943068 is about 8481.9259605351. The cubic root of 71943068 is about 415.9070844629.
The spelling of 71943068 in words is "seventy-one million, nine hundred forty-three thousand, sixty-eight".
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