Base | Representation |
---|---|
bin | 100001001001001… |
… | …1010010000010011 |
3 | 2212111122200010001 |
4 | 1002102122100103 |
5 | 4234200404022 |
6 | 302204350431 |
7 | 36362612215 |
oct | 10222322023 |
9 | 2774580101 |
10 | 1112122387 |
11 | 520845012 |
12 | 270545417 |
13 | 1495365ac |
14 | a79b65b5 |
15 | 6797cb27 |
hex | 4249a413 |
1112122387 has 2 divisors, whose sum is σ = 1112122388. Its totient is φ = 1112122386.
The previous prime is 1112122331. The next prime is 1112122433. The reversal of 1112122387 is 7832212111.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1112122387 - 223 = 1103733779 is a prime.
It is not a weakly prime, because it can be changed into another prime (1112122087) 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 as a sum of consecutive naturals, namely, 556061193 + 556061194.
It is an arithmetic number, because the mean of its divisors is an integer number (556061194).
Almost surely, 21112122387 is an apocalyptic number.
1112122387 is a deficient number, since it is larger than the sum of its proper divisors (1).
1112122387 is an equidigital number, since it uses as much as digits as its factorization.
1112122387 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1344, while the sum is 28.
The square root of 1112122387 is about 33348.4990216951. The cubic root of 1112122387 is about 1036.0583002999.
Adding to 1112122387 its reverse (7832212111), we get a palindrome (8944334498).
The spelling of 1112122387 in words is "one billion, one hundred twelve million, one hundred twenty-two thousand, three hundred eighty-seven".
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