Base | Representation |
---|---|
bin | 1110011101110… |
… | …01000110110001 |
3 | 22110022221021021 |
4 | 13032321012301 |
5 | 222031010213 |
6 | 20012455441 |
7 | 3002260600 |
oct | 716710661 |
9 | 273287237 |
10 | 121344433 |
11 | 6254a961 |
12 | 3477a581 |
13 | 1c1a7b52 |
14 | 12189a37 |
15 | a9bdd8d |
hex | 73b91b1 |
121344433 has 12 divisors (see below), whose sum is σ = 143473332. Its totient is φ = 102301920.
The previous prime is 121344407. The next prime is 121344451. The reversal of 121344433 is 334443121.
It can be written as a sum of positive squares in 2 ways, for example, as 63234304 + 58110129 = 7952^2 + 7623^2 .
It is not a de Polignac number, because 121344433 - 221 = 119247281 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121344398 and 121344407.
It is not an unprimeable number, because it can be changed into a prime (121344463) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17310 + ... + 23287.
It is an arithmetic number, because the mean of its divisors is an integer number (11956111).
Almost surely, 2121344433 is an apocalyptic number.
It is an amenable number.
121344433 is a deficient number, since it is larger than the sum of its proper divisors (22128899).
121344433 is an equidigital number, since it uses as much as digits as its factorization.
121344433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40672 (or 40665 counting only the distinct ones).
The product of its digits is 3456, while the sum is 25.
The square root of 121344433 is about 11015.6449198401. The cubic root of 121344433 is about 495.0776098425.
Adding to 121344433 its reverse (334443121), we get a palindrome (455787554).
The spelling of 121344433 in words is "one hundred twenty-one million, three hundred forty-four thousand, four hundred thirty-three".
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