Base | Representation |
---|---|
bin | 1000000111101… |
… | …00101011111110 |
3 | 11202011101212102 |
4 | 10003310223332 |
5 | 114414023402 |
6 | 10431505102 |
7 | 1454635433 |
oct | 403645376 |
9 | 152141772 |
10 | 68111102 |
11 | 354a0974 |
12 | 1a988192 |
13 | 11159b37 |
14 | 908db8a |
15 | 5ea6102 |
hex | 40f4afe |
68111102 has 4 divisors (see below), whose sum is σ = 102166656. Its totient is φ = 34055550.
The previous prime is 68111063. The next prime is 68111107. The reversal of 68111102 is 20111186.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68111107) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17027774 + ... + 17027777.
It is an arithmetic number, because the mean of its divisors is an integer number (25541664).
Almost surely, 268111102 is an apocalyptic number.
68111102 is a deficient number, since it is larger than the sum of its proper divisors (34055554).
68111102 is a wasteful number, since it uses less digits than its factorization.
68111102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34055553.
The product of its (nonzero) digits is 96, while the sum is 20.
The square root of 68111102 is about 8252.9450501018. The cubic root of 68111102 is about 408.3876833760.
Adding to 68111102 its reverse (20111186), we get a palindrome (88222288).
The spelling of 68111102 in words is "sixty-eight million, one hundred eleven thousand, one hundred two".
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