Base | Representation |
---|---|
bin | 100001011010111… |
… | …1111110110001011 |
3 | 2220011012122010011 |
4 | 1002311333312023 |
5 | 4244042421103 |
6 | 303140332351 |
7 | 36535115422 |
oct | 10265776613 |
9 | 2804178104 |
10 | 1121451403 |
11 | 526037046 |
12 | 2736a40b7 |
13 | 14b451917 |
14 | a8d242b9 |
15 | 686c1d6d |
hex | 42d7fd8b |
1121451403 has 2 divisors, whose sum is σ = 1121451404. Its totient is φ = 1121451402.
The previous prime is 1121451371. The next prime is 1121451451. The reversal of 1121451403 is 3041541211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1121451403 - 25 = 1121451371 is a prime.
It is not a weakly prime, because it can be changed into another prime (1121451473) 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 as a sum of consecutive naturals, namely, 560725701 + 560725702.
It is an arithmetic number, because the mean of its divisors is an integer number (560725702).
Almost surely, 21121451403 is an apocalyptic number.
1121451403 is a deficient number, since it is larger than the sum of its proper divisors (1).
1121451403 is an equidigital number, since it uses as much as digits as its factorization.
1121451403 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 1121451403 is about 33488.0785205721. The cubic root of 1121451403 is about 1038.9472220604.
Adding to 1121451403 its reverse (3041541211), we get a palindrome (4162992614).
The spelling of 1121451403 in words is "one billion, one hundred twenty-one million, four hundred fifty-one thousand, four hundred three".
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