Base | Representation |
---|---|
bin | 100000110100011… |
… | …0111001110110110 |
3 | 2211202011022222110 |
4 | 1001220313032312 |
5 | 4223403343110 |
6 | 301135111450 |
7 | 36201211044 |
oct | 10150671666 |
9 | 2752138873 |
10 | 1101231030 |
11 | 515686199 |
12 | 268972586 |
13 | 1471c20c3 |
14 | a637d394 |
15 | 66a2aa20 |
hex | 41a373b6 |
1101231030 has 64 divisors (see below), whose sum is σ = 2767219200. Its totient is φ = 279941376.
The previous prime is 1101231029. The next prime is 1101231031. The reversal of 1101231030 is 301321011.
1101231030 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (1101231029) and next prime (1101231031).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1101230997 and 1101231015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1101231031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213421 + ... + 218519.
It is an arithmetic number, because the mean of its divisors is an integer number (43237800).
Almost surely, 21101231030 is an apocalyptic number.
1101231030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1101231030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383609600).
1101231030 is an abundant number, since it is smaller than the sum of its proper divisors (1665988170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101231030 is a wasteful number, since it uses less digits than its factorization.
1101231030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5445.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 1101231030 is about 33184.8011897013. The cubic root of 1101231030 is about 1032.6650530438.
Adding to 1101231030 its reverse (301321011), we get a palindrome (1402552041).
The spelling of 1101231030 in words is "one billion, one hundred one million, two hundred thirty-one thousand, thirty".
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