Base | Representation |
---|---|
bin | 10110010110101010… |
… | …10101011011000011 |
3 | 1010222101120022122111 |
4 | 23023111111123003 |
5 | 144034313132321 |
6 | 5302513320151 |
7 | 603255246163 |
oct | 131325253303 |
9 | 33871508574 |
10 | 12001302211 |
11 | 50a9470a88 |
12 | 23ab266057 |
13 | 11934cc472 |
14 | 81bc7a5a3 |
15 | 4a392b5e1 |
hex | 2cb5556c3 |
12001302211 has 4 divisors (see below), whose sum is σ = 12388441024. Its totient is φ = 11614163400.
The previous prime is 12001302151. The next prime is 12001302217. The reversal of 12001302211 is 11220310021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12001302211 - 219 = 12000777923 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12001302191 and 12001302200.
It is not an unprimeable number, because it can be changed into a prime (12001302217) 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, 193569360 + ... + 193569421.
It is an arithmetic number, because the mean of its divisors is an integer number (3097110256).
Almost surely, 212001302211 is an apocalyptic number.
12001302211 is a deficient number, since it is larger than the sum of its proper divisors (387138813).
12001302211 is an equidigital number, since it uses as much as digits as its factorization.
12001302211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387138812.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 12001302211 its reverse (11220310021), we get a palindrome (23221612232).
The spelling of 12001302211 in words is "twelve billion, one million, three hundred two thousand, two hundred eleven".
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