Base | Representation |
---|---|
bin | 100100101010010… |
… | …0000001001101010 |
3 | 10011201200010112012 |
4 | 1021110200021222 |
5 | 10004402030323 |
6 | 322021315522 |
7 | 42324526301 |
oct | 11124401152 |
9 | 3151603465 |
10 | 1230111338 |
11 | 581402945 |
12 | 2a3b65ba2 |
13 | 167b08041 |
14 | b952b438 |
15 | 72ed7678 |
hex | 4952026a |
1230111338 has 16 divisors (see below), whose sum is σ = 1945321920. Its totient is φ = 581772096.
The previous prime is 1230111331. The next prime is 1230111349. The reversal of 1230111338 is 8331110321.
It is not an unprimeable number, because it can be changed into a prime (1230111331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431 + ... + 49602.
It is an arithmetic number, because the mean of its divisors is an integer number (121582620).
Almost surely, 21230111338 is an apocalyptic number.
1230111338 is a deficient number, since it is larger than the sum of its proper divisors (715210582).
1230111338 is a wasteful number, since it uses less digits than its factorization.
1230111338 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50701.
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 1230111338 is about 35072.9431043361. The cubic root of 1230111338 is about 1071.4735972054.
Adding to 1230111338 its reverse (8331110321), we get a palindrome (9561221659).
The spelling of 1230111338 in words is "one billion, two hundred thirty million, one hundred eleven thousand, three hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •