Base | Representation |
---|---|
bin | 111000100010000010… |
… | …1001101010111011011 |
3 | 102121100122222001022212 |
4 | 1301010011031113123 |
5 | 3442112213103233 |
6 | 131434311105335 |
7 | 11525303012303 |
oct | 1610405152733 |
9 | 377318861285 |
10 | 121401300443 |
11 | 47538961965 |
12 | 1b64107224b |
13 | b5a95cca27 |
14 | 5c394b6603 |
15 | 3258005a48 |
hex | 1c4414d5db |
121401300443 has 8 divisors (see below), whose sum is σ = 121583321280. Its totient is φ = 121219338240.
The previous prime is 121401300409. The next prime is 121401300467. The reversal of 121401300443 is 344003104121.
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 121401300443 - 216 = 121401234907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121401300143) 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, 5804078 + ... + 5824956.
It is an arithmetic number, because the mean of its divisors is an integer number (15197915160).
Almost surely, 2121401300443 is an apocalyptic number.
121401300443 is a deficient number, since it is larger than the sum of its proper divisors (182020837).
121401300443 is an equidigital number, since it uses as much as digits as its factorization.
121401300443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29317.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 121401300443 its reverse (344003104121), we get a palindrome (465404404564).
The spelling of 121401300443 in words is "one hundred twenty-one billion, four hundred one million, three hundred thousand, four hundred forty-three".
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