Base | Representation |
---|---|
bin | 10111001011100000… |
… | …01010110011011110 |
3 | 1012010021121100101021 |
4 | 23211300022303132 |
5 | 200441300403342 |
6 | 5414505434354 |
7 | 620246611015 |
oct | 134560126336 |
9 | 35107540337 |
10 | 12444544222 |
11 | 53066912a0 |
12 | 24b379b9ba |
13 | 12342a1146 |
14 | 860a99a7c |
15 | 4cc7d2567 |
hex | 2e5c0acde |
12444544222 has 32 divisors (see below), whose sum is σ = 20701267200. Its totient is φ = 5563145280.
The previous prime is 12444544163. The next prime is 12444544237. The reversal of 12444544222 is 22244544421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947154 + ... + 960202.
It is an arithmetic number, because the mean of its divisors is an integer number (646914600).
Almost surely, 212444544222 is an apocalyptic number.
12444544222 is a deficient number, since it is larger than the sum of its proper divisors (8256722978).
12444544222 is a wasteful number, since it uses less digits than its factorization.
12444544222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13776.
The product of its digits is 81920, while the sum is 34.
The spelling of 12444544222 in words is "twelve billion, four hundred forty-four million, five hundred forty-four thousand, two hundred twenty-two".
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