Base | Representation |
---|---|
bin | 101110110101… |
… | …110011100000 |
3 | 212002211122002 |
4 | 232311303200 |
5 | 11120412013 |
6 | 1115103132 |
7 | 206240600 |
oct | 56656340 |
9 | 25084562 |
10 | 12279008 |
11 | 6a27445 |
12 | 4141aa8 |
13 | 270bcb1 |
14 | 18b8c00 |
15 | 1128358 |
hex | bb5ce0 |
12279008 has 72 divisors (see below), whose sum is σ = 28957824. Its totient is φ = 5107200.
The previous prime is 12278989. The next prime is 12279011. The reversal of 12279008 is 80097221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64193 + ... + 64383.
It is an arithmetic number, because the mean of its divisors is an integer number (402192).
Almost surely, 212279008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12279008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14478912).
12279008 is an abundant number, since it is smaller than the sum of its proper divisors (16678816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12279008 is a wasteful number, since it uses less digits than its factorization.
12279008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256 (or 241 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 29.
The square root of 12279008 is about 3504.1415496524. The cubic root of 12279008 is about 230.7036297179.
The spelling of 12279008 in words is "twelve million, two hundred seventy-nine thousand, eight".
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