Base | Representation |
---|---|
bin | 1101010000011… |
… | …11011100110110 |
3 | 21202021011122122 |
4 | 12220033130312 |
5 | 211432243332 |
6 | 15011355542 |
7 | 2520201143 |
oct | 650173466 |
9 | 252234578 |
10 | 111212342 |
11 | 5785a52a |
12 | 312b2bb2 |
13 | 1a06b127 |
14 | 10aad3ca |
15 | 9b6bc12 |
hex | 6a0f736 |
111212342 has 16 divisors (see below), whose sum is σ = 168577200. Its totient is φ = 55023360.
The previous prime is 111212323. The next prime is 111212347. The reversal of 111212342 is 243212111.
It is a self number, because there is not a number n which added to its sum of digits gives 111212342.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111212347) 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, 85634 + ... + 86922.
It is an arithmetic number, because the mean of its divisors is an integer number (10536075).
Almost surely, 2111212342 is an apocalyptic number.
111212342 is a deficient number, since it is larger than the sum of its proper divisors (57364858).
111212342 is a wasteful number, since it uses less digits than its factorization.
111212342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1711.
The product of its digits is 96, while the sum is 17.
The square root of 111212342 is about 10545.7262433651. The cubic root of 111212342 is about 480.8958126584.
Adding to 111212342 its reverse (243212111), we get a palindrome (354424453).
The spelling of 111212342 in words is "one hundred eleven million, two hundred twelve thousand, three hundred forty-two".
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