Base | Representation |
---|---|
bin | 11011100110111101000111… |
… | …101001010000110000111001 |
3 | 120220221001010211112110122121 |
4 | 123212331013221100300321 |
5 | 111403403301420032441 |
6 | 1110125303454121241 |
7 | 34401416266065421 |
oct | 3346750751206071 |
9 | 526831124473577 |
10 | 121424222424121 |
11 | 357647a6043231 |
12 | 117509b24b0221 |
13 | 529a341438a86 |
14 | 21dad6c653481 |
15 | e087c908edd1 |
hex | 6e6f47a50c39 |
121424222424121 has 8 divisors (see below), whose sum is σ = 122948212602600. Its totient is φ = 119903780536320.
The previous prime is 121424222424083. The next prime is 121424222424191.
121424222424121 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 4 ways, for example, as 8040825853225 + 113383396570896 = 2835635^2 + 10648164^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121424222424121 - 231 = 121422074940473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121424222424191) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887003800 + ... + 887140681.
It is an arithmetic number, because the mean of its divisors is an integer number (15368526575325).
Almost surely, 2121424222424121 is an apocalyptic number.
It is an amenable number.
121424222424121 is a deficient number, since it is larger than the sum of its proper divisors (1523990178479).
121424222424121 is an equidigital number, since it uses as much as digits as its factorization.
121424222424121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1774145339.
The product of its digits is 32768, while the sum is 34.
The spelling of 121424222424121 in words is "one hundred twenty-one trillion, four hundred twenty-four billion, two hundred twenty-two million, four hundred twenty-four thousand, one hundred twenty-one".
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