Base | Representation |
---|---|
bin | 100000111000011… |
… | …0101110001110111 |
3 | 2211220002120120100 |
4 | 1001300311301313 |
5 | 4224422302411 |
6 | 301252005143 |
7 | 36225040614 |
oct | 10160656167 |
9 | 2756076510 |
10 | 1103322231 |
11 | 516884360 |
12 | 2696007b3 |
13 | 147774bbb |
14 | a676550b |
15 | 66ce0456 |
hex | 41c35c77 |
1103322231 has 24 divisors (see below), whose sum is σ = 1758116880. Its totient is φ = 661161600.
The previous prime is 1103322223. The next prime is 1103322263. The reversal of 1103322231 is 1322233011.
1103322231 is a `hidden beast` number, since 110 + 3 + 322 + 231 = 666.
It is not a de Polignac number, because 1103322231 - 23 = 1103322223 is a prime.
It is a super-2 number, since 2×11033222312 = 2434639890837634722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1103322211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53800 + ... + 71421.
It is an arithmetic number, because the mean of its divisors is an integer number (73254870).
Almost surely, 21103322231 is an apocalyptic number.
1103322231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1103322231 is a deficient number, since it is larger than the sum of its proper divisors (654794649).
1103322231 is a wasteful number, since it uses less digits than its factorization.
1103322231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125327 (or 125324 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 1103322231 is about 33216.2946609040. The cubic root of 1103322231 is about 1033.3183052156.
Adding to 1103322231 its reverse (1322233011), we get a palindrome (2425555242).
It can be divided in two parts, 11033222 and 31, that added together give a triangular number (11033253 = T4697).
The spelling of 1103322231 in words is "one billion, one hundred three million, three hundred twenty-two thousand, two hundred thirty-one".
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