Base | Representation |
---|---|
bin | 100001011100101… |
… | …0001101110111100 |
3 | 2220012211022101210 |
4 | 1002321101232330 |
5 | 4244302423400 |
6 | 303211004420 |
7 | 36545326011 |
oct | 10271215674 |
9 | 2805738353 |
10 | 1122311100 |
11 | 526573a39 |
12 | 273a39710 |
13 | 14b693011 |
14 | a90a9708 |
15 | 687e1950 |
hex | 42e51bbc |
1122311100 has 144 divisors (see below), whose sum is σ = 3453716448. Its totient is φ = 280412160.
The previous prime is 1122311089. The next prime is 1122311119. The reversal of 1122311100 is 11132211.
1122311100 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1718374 + ... + 1719026.
It is an arithmetic number, because the mean of its divisors is an integer number (23984142).
Almost surely, 21122311100 is an apocalyptic number.
1122311100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1122311100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726858224).
1122311100 is an abundant number, since it is smaller than the sum of its proper divisors (2331405348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1122311100 is a wasteful number, since it uses less digits than its factorization.
1122311100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1024 (or 1017 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 1122311100 is about 33500.9119278864. The cubic root of 1122311100 is about 1039.2126375359.
Adding to 1122311100 its reverse (11132211), we get a palindrome (1133443311).
The spelling of 1122311100 in words is "one billion, one hundred twenty-two million, three hundred eleven thousand, one hundred".
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