Base | Representation |
---|---|
bin | 110000110101… |
… | …000101000010 |
3 | 220002022202000 |
4 | 300311011002 |
5 | 11234102242 |
6 | 1134204430 |
7 | 213541503 |
oct | 60650502 |
9 | 26068660 |
10 | 12800322 |
11 | 7253087 |
12 | 4353716 |
13 | 2862372 |
14 | 19b2baa |
15 | 11cca4c |
hex | c35142 |
12800322 has 16 divisors (see below), whose sum is σ = 28445280. Its totient is φ = 4266756.
The previous prime is 12800311. The next prime is 12800327. The reversal of 12800322 is 22300821.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12800295 and 12800304.
It is not an unprimeable number, because it can be changed into a prime (12800327) 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, 118468 + ... + 118575.
It is an arithmetic number, because the mean of its divisors is an integer number (1777830).
Almost surely, 212800322 is an apocalyptic number.
12800322 is an abundant number, since it is smaller than the sum of its proper divisors (15644958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12800322 is a wasteful number, since it uses less digits than its factorization.
12800322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237054 (or 237048 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 12800322 is about 3577.7537645847. The cubic root of 12800322 is about 233.9233805691.
The spelling of 12800322 in words is "twelve million, eight hundred thousand, three hundred twenty-two".
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