Base | Representation |
---|---|
bin | 10110011100101000… |
… | …11101010111010101 |
3 | 1011002212211202201101 |
4 | 23032110131113111 |
5 | 144140124413440 |
6 | 5311503230101 |
7 | 604434150226 |
oct | 131624352725 |
9 | 34085752641 |
10 | 12051404245 |
11 | 5124781421 |
12 | 2403ba8331 |
13 | 11a09c213a |
14 | 82479d24d |
15 | 4a802669a |
hex | 2ce51d5d5 |
12051404245 has 16 divisors (see below), whose sum is σ = 14861575872. Its totient is φ = 9376456320.
The previous prime is 12051404221. The next prime is 12051404333. The reversal of 12051404245 is 54240415021.
It is not a de Polignac number, because 12051404245 - 25 = 12051404213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70191 + ... + 170380.
It is an arithmetic number, because the mean of its divisors is an integer number (928848492).
Almost surely, 212051404245 is an apocalyptic number.
It is an amenable number.
12051404245 is a deficient number, since it is larger than the sum of its proper divisors (2810171627).
12051404245 is a wasteful number, since it uses less digits than its factorization.
12051404245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240852.
The product of its (nonzero) digits is 6400, while the sum is 28.
Adding to 12051404245 its reverse (54240415021), we get a palindrome (66291819266).
The spelling of 12051404245 in words is "twelve billion, fifty-one million, four hundred four thousand, two hundred forty-five".
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