Base | Representation |
---|---|
bin | 100000111011110… |
… | …1010100001100100 |
3 | 2212000110110111020 |
4 | 1001313222201210 |
5 | 4230402024030 |
6 | 301354211140 |
7 | 36246201240 |
oct | 10167524144 |
9 | 2760413436 |
10 | 1105111140 |
11 | 5178963a1 |
12 | 26a123ab0 |
13 | 147c50223 |
14 | a6aad420 |
15 | 67045510 |
hex | 41dea864 |
1105111140 has 48 divisors (see below), whose sum is σ = 3536356992. Its totient is φ = 252596736.
The previous prime is 1105111127. The next prime is 1105111151. The reversal of 1105111140 is 411115011.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1315189 + ... + 1316028.
It is an arithmetic number, because the mean of its divisors is an integer number (73674104).
Almost surely, 21105111140 is an apocalyptic number.
1105111140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1105111140 is an abundant number, since it is smaller than the sum of its proper divisors (2431245852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1105111140 is a wasteful number, since it uses less digits than its factorization.
1105111140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2631236 (or 2631234 counting only the distinct ones).
The product of its (nonzero) digits is 20, while the sum is 15.
The square root of 1105111140 is about 33243.2119386801. The cubic root of 1105111140 is about 1033.8764722417.
Adding to 1105111140 its reverse (411115011), we get a palindrome (1516226151).
The spelling of 1105111140 in words is "one billion, one hundred five million, one hundred eleven thousand, one hundred forty".
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