Base | Representation |
---|---|
bin | 10110011010001000… |
… | …11010110110010101 |
3 | 1011001102100210001210 |
4 | 23031010122312111 |
5 | 144114242004141 |
6 | 5305433412033 |
7 | 604060621563 |
oct | 131504326625 |
9 | 34042323053 |
10 | 12030422421 |
11 | 5113950476 |
12 | 23b8b6a019 |
13 | 1199556b64 |
14 | 821a9aa33 |
15 | 4a627e916 |
hex | 2cd11ad95 |
12030422421 has 8 divisors (see below), whose sum is σ = 16075360224. Its totient is φ = 8002883120.
The previous prime is 12030422401. The next prime is 12030422423. The reversal of 12030422421 is 12422403021.
12030422421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 12030422421 - 26 = 12030422357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12030422423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4348011 + ... + 4350776.
It is an arithmetic number, because the mean of its divisors is an integer number (2009420028).
Almost surely, 212030422421 is an apocalyptic number.
It is an amenable number.
12030422421 is a deficient number, since it is larger than the sum of its proper divisors (4044937803).
12030422421 is an equidigital number, since it uses as much as digits as its factorization.
12030422421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8699251.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 12030422421 its reverse (12422403021), we get a palindrome (24452825442).
The spelling of 12030422421 in words is "twelve billion, thirty million, four hundred twenty-two thousand, four hundred twenty-one".
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