Base | Representation |
---|---|
bin | 111011110110110… |
… | …0110010101110100 |
3 | 12011222020102210012 |
4 | 1313231212111310 |
5 | 13103130122403 |
6 | 531143515352 |
7 | 100525322462 |
oct | 16755462564 |
9 | 5158212705 |
10 | 2008442228 |
11 | 940793411 |
12 | 480758b58 |
13 | 260141b70 |
14 | 150a55832 |
15 | bb4cded8 |
hex | 77b66574 |
2008442228 has 24 divisors (see below), whose sum is σ = 3786361320. Its totient is φ = 926674560.
The previous prime is 2008442221. The next prime is 2008442243. The reversal of 2008442228 is 8222448002.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 60808804 + 1947633424 = 7798^2 + 44132^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2008442194 and 2008442203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2008442221) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 301898 + ... + 308478.
It is an arithmetic number, because the mean of its divisors is an integer number (157765055).
Almost surely, 22008442228 is an apocalyptic number.
It is an amenable number.
2008442228 is a deficient number, since it is larger than the sum of its proper divisors (1777919092).
2008442228 is a wasteful number, since it uses less digits than its factorization.
2008442228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12467 (or 12465 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 32.
The square root of 2008442228 is about 44815.6471335626. The cubic root of 2008442228 is about 1261.6913181859.
The spelling of 2008442228 in words is "two billion, eight million, four hundred forty-two thousand, two hundred twenty-eight".
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