Base | Representation |
---|---|
bin | 10110010110100001… |
… | …10100110011000001 |
3 | 1010222022100020221221 |
4 | 23023100310303001 |
5 | 144034012320001 |
6 | 5302432115041 |
7 | 603242223412 |
oct | 131320646301 |
9 | 33868306857 |
10 | 12000120001 |
11 | 50a8833851 |
12 | 23aa995a81 |
13 | 11931a732c |
14 | 81ba4d809 |
15 | 4a37961a1 |
hex | 2cb434cc1 |
12000120001 has 8 divisors (see below), whose sum is σ = 12162385440. Its totient is φ = 11838464352.
The previous prime is 12000119899. The next prime is 12000120017. The reversal of 12000120001 is 10002100021.
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 12000120001 - 29 = 12000119489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12000120031) 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, 112755 + ... + 191608.
It is an arithmetic number, because the mean of its divisors is an integer number (1520298180).
Almost surely, 212000120001 is an apocalyptic number.
It is an amenable number.
12000120001 is a deficient number, since it is larger than the sum of its proper divisors (162265439).
12000120001 is an equidigital number, since it uses as much as digits as its factorization.
12000120001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304895.
The product of its (nonzero) digits is 4, while the sum is 7.
Adding to 12000120001 its reverse (10002100021), we get a palindrome (22002220022).
The spelling of 12000120001 in words is "twelve billion, one hundred twenty thousand, one".
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