Base | Representation |
---|---|
bin | 1010111010101000100000… |
… | …0011011000001111101101 |
3 | 1120111102100101000102110012 |
4 | 2232222020003120033231 |
5 | 3033121424312242031 |
6 | 41305500341023005 |
7 | 2346101120664023 |
oct | 256521003301755 |
9 | 46442311012405 |
10 | 12002421212141 |
11 | 390821a965378 |
12 | 141a1966b4a65 |
13 | 690a921c45a9 |
14 | 2d6cc53a0713 |
15 | 15c325786b2b |
hex | aea880d83ed |
12002421212141 has 4 divisors (see below), whose sum is σ = 12389596089984. Its totient is φ = 11615246334300.
The previous prime is 12002421212113. The next prime is 12002421212147. The reversal of 12002421212141 is 14121212420021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12002421212141 is a prime.
It is a super-2 number, since 2×120024212121412 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12002421212147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193587438875 + ... + 193587438936.
It is an arithmetic number, because the mean of its divisors is an integer number (3097399022496).
Almost surely, 212002421212141 is an apocalyptic number.
It is an amenable number.
12002421212141 is a deficient number, since it is larger than the sum of its proper divisors (387174877843).
12002421212141 is an equidigital number, since it uses as much as digits as its factorization.
12002421212141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 387174877842.
The product of its (nonzero) digits is 512, while the sum is 23.
Adding to 12002421212141 its reverse (14121212420021), we get a palindrome (26123633632162).
The spelling of 12002421212141 in words is "twelve trillion, two billion, four hundred twenty-one million, two hundred twelve thousand, one hundred forty-one".
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