Base | Representation |
---|---|
bin | 1000001000101… |
… | …01001011001011 |
3 | 11202102011101220 |
4 | 10010111023023 |
5 | 114432303141 |
6 | 10434413123 |
7 | 1456031412 |
oct | 404251313 |
9 | 152364356 |
10 | 68244171 |
11 | 35581946 |
12 | 1aa311a3 |
13 | 111a5588 |
14 | 90c6479 |
15 | 5ed0766 |
hex | 41152cb |
68244171 has 12 divisors (see below), whose sum is σ = 96660792. Its totient is φ = 42819328.
The previous prime is 68244167. The next prime is 68244173. The reversal of 68244171 is 17144286.
It is not a de Polignac number, because 68244171 - 22 = 68244167 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68244173) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 38490 + ... + 40223.
It is an arithmetic number, because the mean of its divisors is an integer number (8055066).
Almost surely, 268244171 is an apocalyptic number.
68244171 is a deficient number, since it is larger than the sum of its proper divisors (28416621).
68244171 is a wasteful number, since it uses less digits than its factorization.
68244171 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78750 (or 78733 counting only the distinct ones).
The product of its digits is 10752, while the sum is 33.
The square root of 68244171 is about 8261.0030262675. The cubic root of 68244171 is about 408.6534667155.
The spelling of 68244171 in words is "sixty-eight million, two hundred forty-four thousand, one hundred seventy-one".
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