Base | Representation |
---|---|
bin | 1000001011110… |
… | …10101100101110 |
3 | 11210012021211111 |
4 | 10011322230232 |
5 | 120034110024 |
6 | 10451342234 |
7 | 1462412653 |
oct | 405725456 |
9 | 153167744 |
10 | 68660014 |
11 | 35836315 |
12 | 1abb197a |
13 | 112bc937 |
14 | 9193c2a |
15 | 6063a94 |
hex | 417ab2e |
68660014 has 16 divisors (see below), whose sum is σ = 109234080. Its totient is φ = 32297760.
The previous prime is 68659999. The next prime is 68660017. The reversal of 68660014 is 41006686.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68660017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9429 + ... + 15040.
It is an arithmetic number, because the mean of its divisors is an integer number (6827130).
Almost surely, 268660014 is an apocalyptic number.
68660014 is a deficient number, since it is larger than the sum of its proper divisors (40574066).
68660014 is a wasteful number, since it uses less digits than its factorization.
68660014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24555.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 68660014 is about 8286.1338391315. The cubic root of 68660014 is about 409.4818240658.
The spelling of 68660014 in words is "sixty-eight million, six hundred sixty thousand, fourteen".
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