Base | Representation |
---|---|
bin | 11111010100001110000110… |
… | …10111110001101110100110 |
3 | 100000211101021121022012011221 |
4 | 33222013003113301232212 |
5 | 33011233433020300021 |
6 | 402243524222050554 |
7 | 20335203135466456 |
oct | 1752070327615646 |
9 | 300741247265157 |
10 | 68864488446886 |
11 | 1aa402a1486730 |
12 | 7882495a19a5a |
13 | 2c56b7ca39212 |
14 | 13010b7d6dd66 |
15 | 7e64cb618241 |
hex | 3ea1c35f1ba6 |
68864488446886 has 32 divisors (see below), whose sum is σ = 113823191900160. Its totient is φ = 30986636748000.
The previous prime is 68864488446883. The next prime is 68864488446931.
68864488446886 is nontrivially palindromic in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 68864488446797 and 68864488446806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68864488446883) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9835995 + ... + 15312601.
It is an arithmetic number, because the mean of its divisors is an integer number (3556974746880).
Almost surely, 268864488446886 is an apocalyptic number.
68864488446886 is a deficient number, since it is larger than the sum of its proper divisors (44958703453274).
68864488446886 is a wasteful number, since it uses less digits than its factorization.
68864488446886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5482380.
The product of its digits is 86973087744, while the sum is 88.
The spelling of 68864488446886 in words is "sixty-eight trillion, eight hundred sixty-four billion, four hundred eighty-eight million, four hundred forty-six thousand, eight hundred eighty-six".
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