Base | Representation |
---|---|
bin | 111111100000111001… |
… | …100000000001010010 |
3 | 20112000210222001111212 |
4 | 333200321200001102 |
5 | 2104132101213221 |
6 | 51155104540122 |
7 | 4633000465010 |
oct | 774071400122 |
9 | 215023861455 |
10 | 68197679186 |
11 | 26a168a283a |
12 | 11273321642 |
13 | 657ac24130 |
14 | 342d4d78b0 |
15 | 1b92299b5b |
hex | fe0e60052 |
68197679186 has 32 divisors (see below), whose sum is σ = 126066544128. Its totient is φ = 26944344000.
The previous prime is 68197679171. The next prime is 68197679191.
68197679186 is nontrivially palindromic in base 10.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101690 + ... + 383061.
It is an arithmetic number, because the mean of its divisors is an integer number (3939579504).
Almost surely, 268197679186 is an apocalyptic number.
68197679186 is a deficient number, since it is larger than the sum of its proper divisors (57868864942).
68197679186 is a wasteful number, since it uses less digits than its factorization.
68197679186 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485546.
The product of its digits is 54867456, while the sum is 68.
The spelling of 68197679186 in words is "sixty-eight billion, one hundred ninety-seven million, six hundred seventy-nine thousand, one hundred eighty-six".
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