Base | Representation |
---|---|
bin | 111000100010101110… |
… | …0101001111100101001 |
3 | 102121102021002200121000 |
4 | 1301011130221330221 |
5 | 3442134100132131 |
6 | 131440450305213 |
7 | 11526001606041 |
oct | 1610534517451 |
9 | 377367080530 |
10 | 121424224041 |
11 | 4754a89978a |
12 | 1b648888209 |
13 | b5b1297aa3 |
14 | 5c3c562721 |
15 | 325a032ce6 |
hex | 1c45729f29 |
121424224041 has 8 divisors (see below), whose sum is σ = 179887739360. Its totient is φ = 80949482676.
The previous prime is 121424224039. The next prime is 121424224121. The reversal of 121424224041 is 140422424121.
121424224041 is a `hidden beast` number, since 1 + 2 + 14 + 242 + 2 + 404 + 1 = 666.
It is not a de Polignac number, because 121424224041 - 21 = 121424224039 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4497193483 = 121424224041 / (1 + 2 + 1 + 4 + 2 + 4 + 2 + 2 + 4 + 0 + 4 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121424223996 and 121424224014.
It is not an unprimeable number, because it can be changed into a prime (121424224541) 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 7 ways as a sum of consecutive naturals, for example, 2248596715 + ... + 2248596768.
It is an arithmetic number, because the mean of its divisors is an integer number (22485967420).
Almost surely, 2121424224041 is an apocalyptic number.
It is an amenable number.
121424224041 is a deficient number, since it is larger than the sum of its proper divisors (58463515319).
121424224041 is an equidigital number, since it uses as much as digits as its factorization.
121424224041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4497193492 (or 4497193486 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 27.
Adding to 121424224041 its reverse (140422424121), we get a palindrome (261846648162).
The spelling of 121424224041 in words is "one hundred twenty-one billion, four hundred twenty-four million, two hundred twenty-four thousand, forty-one".
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