Base | Representation |
---|---|
bin | 1000000111011… |
… | …00010111010011 |
3 | 11202002200002210 |
4 | 10003230113103 |
5 | 114411431021 |
6 | 10431043203 |
7 | 1454434152 |
oct | 403542723 |
9 | 152080083 |
10 | 68077011 |
11 | 354782a2 |
12 | 1a970503 |
13 | 11147472 |
14 | 9081599 |
15 | 5e9ae76 |
hex | 40ec5d3 |
68077011 has 4 divisors (see below), whose sum is σ = 90769352. Its totient is φ = 45384672.
The previous prime is 68076997. The next prime is 68077013. The reversal of 68077011 is 11077086.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 68077011 - 25 = 68076979 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 68077011.
It is not an unprimeable number, because it can be changed into a prime (68077013) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 11346166 + ... + 11346171.
It is an arithmetic number, because the mean of its divisors is an integer number (22692338).
Almost surely, 268077011 is an apocalyptic number.
68077011 is a deficient number, since it is larger than the sum of its proper divisors (22692341).
68077011 is a wasteful number, since it uses less digits than its factorization.
68077011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22692340.
The product of its (nonzero) digits is 2352, while the sum is 30.
The square root of 68077011 is about 8250.8794076753. The cubic root of 68077011 is about 408.3195365416.
The spelling of 68077011 in words is "sixty-eight million, seventy-seven thousand, eleven".
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