Base | Representation |
---|---|
bin | 11110111100011011101011… |
… | …01001100101000111101100 |
3 | 22220221020120020022211202020 |
4 | 33132031311221211013230 |
5 | 32404341021010022443 |
6 | 400420231435230140 |
7 | 20222146403351652 |
oct | 1736156551450754 |
9 | 286836506284666 |
10 | 68047140704748 |
11 | 1a7556a2a40567 |
12 | 776bba98a8350 |
13 | 2bc7a82a23b8a |
14 | 12b36dba88dd2 |
15 | 7d00e035e583 |
hex | 3de375a651ec |
68047140704748 has 24 divisors (see below), whose sum is σ = 158777876159280. Its totient is φ = 22682206732800.
The previous prime is 68047140704713. The next prime is 68047140704791. The reversal of 68047140704748 is 84740704174086.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 68047140704691 and 68047140704700.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20048653 + ... + 23195748.
It is an arithmetic number, because the mean of its divisors is an integer number (6615744839970).
Almost surely, 268047140704748 is an apocalyptic number.
It is an amenable number.
68047140704748 is an abundant number, since it is smaller than the sum of its proper divisors (90730735454532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68047140704748 is a wasteful number, since it uses less digits than its factorization.
68047140704748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43375537 (or 43375535 counting only the distinct ones).
The product of its (nonzero) digits is 33718272, while the sum is 60.
The spelling of 68047140704748 in words is "sixty-eight trillion, forty-seven billion, one hundred forty million, seven hundred four thousand, seven hundred forty-eight".
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