Base | Representation |
---|---|
bin | 10111001000111110… |
… | …01111100110011001 |
3 | 1012001210200120012210 |
4 | 23210133033212121 |
5 | 200420333031301 |
6 | 5412431025333 |
7 | 616601364402 |
oct | 134437174631 |
9 | 35053616183 |
10 | 12423330201 |
11 | 52a5711947 |
12 | 24a866b249 |
13 | 122ca84279 |
14 | 85bd369a9 |
15 | 4ca9e1ad6 |
hex | 2e47cf999 |
12423330201 has 4 divisors (see below), whose sum is σ = 16564440272. Its totient is φ = 8282220132.
The previous prime is 12423330163. The next prime is 12423330217. The reversal of 12423330201 is 10203332421.
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 not a de Polignac number, because 12423330201 - 215 = 12423297433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12423330001) 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, 2070555031 + ... + 2070555036.
It is an arithmetic number, because the mean of its divisors is an integer number (4141110068).
Almost surely, 212423330201 is an apocalyptic number.
It is an amenable number.
12423330201 is a deficient number, since it is larger than the sum of its proper divisors (4141110071).
12423330201 is an equidigital number, since it uses as much as digits as its factorization.
12423330201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4141110070.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12423330201 its reverse (10203332421), we get a palindrome (22626662622).
The spelling of 12423330201 in words is "twelve billion, four hundred twenty-three million, three hundred thirty thousand, two hundred one".
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