Base | Representation |
---|---|
bin | 11110111011010000100101… |
… | …01110001101010110001000 |
3 | 22220210101111122121021011202 |
4 | 33131220102232031112020 |
5 | 32403210440011034130 |
6 | 400345523225043332 |
7 | 20216221360323032 |
oct | 1735502256152610 |
9 | 286711448537152 |
10 | 68006826268040 |
11 | 1a73a595548580 |
12 | 7764218626548 |
13 | 2bc402978a6ba |
14 | 12b179582ac52 |
15 | 7ce030e66145 |
hex | 3dda12b8d588 |
68006826268040 has 64 divisors (see below), whose sum is σ = 172681909992000. Its totient is φ = 23877004829440.
The previous prime is 68006826268019. The next prime is 68006826268049. The reversal of 68006826268040 is 4086262860086.
68006826268040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (68006826268049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664831530 + ... + 2664857049.
It is an arithmetic number, because the mean of its divisors is an integer number (2698154843625).
Almost surely, 268006826268040 is an apocalyptic number.
It is an amenable number.
68006826268040 is an abundant number, since it is smaller than the sum of its proper divisors (104675083723960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68006826268040 is a wasteful number, since it uses less digits than its factorization.
68006826268040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5329688630 (or 5329688626 counting only the distinct ones).
The product of its (nonzero) digits is 10616832, while the sum is 56.
The spelling of 68006826268040 in words is "sixty-eight trillion, six billion, eight hundred twenty-six million, two hundred sixty-eight thousand, forty".
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