Base | Representation |
---|---|
bin | 100001011010110… |
… | …0010001110110101 |
3 | 2220010222110201111 |
4 | 1002311202032311 |
5 | 4244030030401 |
6 | 303133555021 |
7 | 36534101653 |
oct | 10265421665 |
9 | 2803873644 |
10 | 1121330101 |
11 | 525a639a1 |
12 | 273645a71 |
13 | 14b40b648 |
14 | a8cd1dd3 |
15 | 6869ae51 |
hex | 42d623b5 |
1121330101 has 2 divisors, whose sum is σ = 1121330102. Its totient is φ = 1121330100.
The previous prime is 1121330059. The next prime is 1121330113. The reversal of 1121330101 is 1010331211.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1070991076 + 50339025 = 32726^2 + 7095^2 .
It is an emirp because it is prime and its reverse (1010331211) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1121330101 - 211 = 1121328053 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1121334101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560665050 + 560665051.
It is an arithmetic number, because the mean of its divisors is an integer number (560665051).
Almost surely, 21121330101 is an apocalyptic number.
It is an amenable number.
1121330101 is a deficient number, since it is larger than the sum of its proper divisors (1).
1121330101 is an equidigital number, since it uses as much as digits as its factorization.
1121330101 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 1121330101 is about 33486.2673494673. The cubic root of 1121330101 is about 1038.9097614031.
Adding to 1121330101 its reverse (1010331211), we get a palindrome (2131661312).
It can be divided in two parts, 11213 and 30101, that added together give a palindrome (41314).
The spelling of 1121330101 in words is "one billion, one hundred twenty-one million, three hundred thirty thousand, one hundred one".
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