Base | Representation |
---|---|
bin | 100000110111111… |
… | …0000111110111011 |
3 | 2211212120021000202 |
4 | 1001233300332323 |
5 | 4224334243233 |
6 | 301241552415 |
7 | 36222455231 |
oct | 10157607673 |
9 | 2755507022 |
10 | 1103040443 |
11 | 51670167a |
12 | 2694a570b |
13 | 1476a686b |
14 | a66d0951 |
15 | 66c86be8 |
hex | 41bf0fbb |
1103040443 has 4 divisors (see below), whose sum is σ = 1107899880. Its totient is φ = 1098181008.
The previous prime is 1103040391. The next prime is 1103040467. The reversal of 1103040443 is 3440403011.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3440403011 = 7993 ⋅430427.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1103040443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1103040473) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2429378 + ... + 2429831.
It is an arithmetic number, because the mean of its divisors is an integer number (276974970).
Almost surely, 21103040443 is an apocalyptic number.
1103040443 is a deficient number, since it is larger than the sum of its proper divisors (4859437).
1103040443 is an equidigital number, since it uses as much as digits as its factorization.
1103040443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4859436.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1103040443 is about 33212.0526767016. The cubic root of 1103040443 is about 1033.2303280491.
Adding to 1103040443 its reverse (3440403011), we get a palindrome (4543443454).
The spelling of 1103040443 in words is "one billion, one hundred three million, forty thousand, four hundred forty-three".
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