Base | Representation |
---|---|
bin | 1000001000100… |
… | …11110101010100 |
3 | 11202101212212101 |
4 | 10010103311110 |
5 | 114432114201 |
6 | 10434331444 |
7 | 1456006402 |
oct | 404236524 |
9 | 152355771 |
10 | 68238676 |
11 | 35578800 |
12 | 1aa29b84 |
13 | 111a2c1c |
14 | 90c4472 |
15 | 5ecdd01 |
hex | 4113d54 |
68238676 has 18 divisors (see below), whose sum is σ = 131261690. Its totient is φ = 31017360.
The previous prime is 68238649. The next prime is 68238691. The reversal of 68238676 is 67683286.
It can be written as a sum of positive squares in only one way, i.e., 56610576 + 11628100 = 7524^2 + 3410^2 .
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 70011 + ... + 70978.
Almost surely, 268238676 is an apocalyptic number.
It is an amenable number.
68238676 is a deficient number, since it is larger than the sum of its proper divisors (63023014).
68238676 is a wasteful number, since it uses less digits than its factorization.
68238676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141015 (or 141002 counting only the distinct ones).
The product of its digits is 580608, while the sum is 46.
The square root of 68238676 is about 8260.6704328402. The cubic root of 68238676 is about 408.6424982033.
The spelling of 68238676 in words is "sixty-eight million, two hundred thirty-eight thousand, six hundred seventy-six".
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