Base | Representation |
---|---|
bin | 10111000000011000… |
… | …10010111011000100 |
3 | 1011212210001201112201 |
4 | 23200030102323010 |
5 | 200243410113322 |
6 | 5401334124244 |
7 | 615034633333 |
oct | 134014227304 |
9 | 34783051481 |
10 | 12351254212 |
11 | 5268a63110 |
12 | 24884b0684 |
13 | 121ab6985b |
14 | 852533d1a |
15 | 4c4505d27 |
hex | 2e0312ec4 |
12351254212 has 12 divisors (see below), whose sum is σ = 23579667216. Its totient is φ = 5614206440.
The previous prime is 12351254191. The next prime is 12351254263. The reversal of 12351254212 is 21245215321.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140355118 + ... + 140355205.
It is an arithmetic number, because the mean of its divisors is an integer number (1964972268).
Almost surely, 212351254212 is an apocalyptic number.
It is an amenable number.
12351254212 is a deficient number, since it is larger than the sum of its proper divisors (11228413004).
12351254212 is a wasteful number, since it uses less digits than its factorization.
12351254212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280710338 (or 280710336 counting only the distinct ones).
The product of its digits is 4800, while the sum is 28.
Adding to 12351254212 its reverse (21245215321), we get a palindrome (33596469533).
The spelling of 12351254212 in words is "twelve billion, three hundred fifty-one million, two hundred fifty-four thousand, two hundred twelve".
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