Base | Representation |
---|---|
bin | 100000000101000101… |
… | …0000110111110000110 |
3 | 20120211001111110102112 |
4 | 1000022022012332012 |
5 | 2112041303231021 |
6 | 51351513341022 |
7 | 4656104323154 |
oct | 1001212067606 |
9 | 216731443375 |
10 | 68889898886 |
11 | 27241608736 |
12 | 11427107772 |
13 | 665b46b0a3 |
14 | 34974083d4 |
15 | 1bd2e31d5b |
hex | 100a286f86 |
68889898886 has 8 divisors (see below), whose sum is σ = 104790268944. Its totient is φ = 33959809240.
The previous prime is 68889898873. The next prime is 68889898897.
68889898886 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 68889898798 and 68889898807.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242569925 + ... + 242570208.
It is an arithmetic number, because the mean of its divisors is an integer number (13098783618).
Almost surely, 268889898886 is an apocalyptic number.
68889898886 is a deficient number, since it is larger than the sum of its proper divisors (35900370058).
68889898886 is a wasteful number, since it uses less digits than its factorization.
68889898886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485140206.
The product of its digits is 6115295232, while the sum is 86.
The spelling of 68889898886 in words is "sixty-eight billion, eight hundred eighty-nine million, eight hundred ninety-eight thousand, eight hundred eighty-six".
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