Base | Representation |
---|---|
bin | 111111011100100000… |
… | …110001010110001110 |
3 | 20111211200111012222001 |
4 | 333130200301112032 |
5 | 2104004231301234 |
6 | 51143515342514 |
7 | 4631115122365 |
oct | 773440612616 |
9 | 214750435861 |
10 | 68124087694 |
11 | 269892a9423 |
12 | 11252751a3a |
13 | 65688c8980 |
14 | 342381c7dc |
15 | 1b8aaaed14 |
hex | fdc83158e |
68124087694 has 16 divisors (see below), whose sum is σ = 110209182048. Its totient is φ = 31395435552.
The previous prime is 68124087677. The next prime is 68124087739. The reversal of 68124087694 is 49678042186.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1917522 + ... + 1952725.
It is an arithmetic number, because the mean of its divisors is an integer number (6888073878).
Almost surely, 268124087694 is an apocalyptic number.
68124087694 is a deficient number, since it is larger than the sum of its proper divisors (42085094354).
68124087694 is a wasteful number, since it uses less digits than its factorization.
68124087694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3870939.
The product of its (nonzero) digits is 4644864, while the sum is 55.
The spelling of 68124087694 in words is "sixty-eight billion, one hundred twenty-four million, eighty-seven thousand, six hundred ninety-four".
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