Base | Representation |
---|---|
bin | 1000000111110… |
… | …01111011110111 |
3 | 11202012111100121 |
4 | 10003321323313 |
5 | 114420220344 |
6 | 10432152411 |
7 | 1455055213 |
oct | 403717367 |
9 | 152174317 |
10 | 68132599 |
11 | 35506037 |
12 | 1a998707 |
13 | 11166862 |
14 | 9097943 |
15 | 5eac684 |
hex | 40f9ef7 |
68132599 has 4 divisors (see below), whose sum is σ = 68154136. Its totient is φ = 68111064.
The previous prime is 68132593. The next prime is 68132609. The reversal of 68132599 is 99523186.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 68132599 - 29 = 68132087 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68132593) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4989 + ... + 12694.
It is an arithmetic number, because the mean of its divisors is an integer number (17038534).
Almost surely, 268132599 is an apocalyptic number.
68132599 is a deficient number, since it is larger than the sum of its proper divisors (21537).
68132599 is a wasteful number, since it uses less digits than its factorization.
68132599 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21536.
The product of its digits is 116640, while the sum is 43.
The square root of 68132599 is about 8254.2473309200. The cubic root of 68132599 is about 408.4306435118.
The spelling of 68132599 in words is "sixty-eight million, one hundred thirty-two thousand, five hundred ninety-nine".
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