Base | Representation |
---|---|
bin | 1101010001111… |
… | …01100101101001 |
3 | 21202121202212212 |
4 | 12220331211221 |
5 | 212004320241 |
6 | 15015414505 |
7 | 2521616123 |
oct | 650754551 |
9 | 252552785 |
10 | 111401321 |
11 | 57979509 |
12 | 31384435 |
13 | 1a106155 |
14 | 10b1c213 |
15 | 9ba7beb |
hex | 6a3d969 |
111401321 has 8 divisors (see below), whose sum is σ = 115116288. Its totient is φ = 107694000.
The previous prime is 111401317. The next prime is 111401341. The reversal of 111401321 is 123104111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 111401321 - 22 = 111401317 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111401296 and 111401305.
It is not an unprimeable number, because it can be changed into a prime (111401341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56726 + ... + 58656.
It is an arithmetic number, because the mean of its divisors is an integer number (14389536).
Almost surely, 2111401321 is an apocalyptic number.
It is an amenable number.
111401321 is a deficient number, since it is larger than the sum of its proper divisors (3714967).
111401321 is a wasteful number, since it uses less digits than its factorization.
111401321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3823.
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 111401321 is about 10554.6824206131. The cubic root of 111401321 is about 481.1680479781.
Adding to 111401321 its reverse (123104111), we get a palindrome (234505432).
The spelling of 111401321 in words is "one hundred eleven million, four hundred one thousand, three hundred twenty-one".
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