Base | Representation |
---|---|
bin | 1001001000000… |
… | …1111001101100 |
3 | 2200000212101212 |
4 | 2102001321230 |
5 | 34244441222 |
6 | 3444253552 |
7 | 643244603 |
oct | 222017154 |
9 | 80025355 |
10 | 38280812 |
11 | 1a676a39 |
12 | 109a12b8 |
13 | 7c1418b |
14 | 5126a3a |
15 | 35626e2 |
hex | 2481e6c |
38280812 has 24 divisors (see below), whose sum is σ = 69580560. Its totient is φ = 18406080.
The previous prime is 38280797. The next prime is 38280859. The reversal of 38280812 is 21808283.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37898 + ... + 38894.
It is an arithmetic number, because the mean of its divisors is an integer number (2899190).
Almost surely, 238280812 is an apocalyptic number.
It is an amenable number.
38280812 is a deficient number, since it is larger than the sum of its proper divisors (31299748).
38280812 is a wasteful number, since it uses less digits than its factorization.
38280812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1361 (or 1359 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 38280812 is about 6187.1489395359. The cubic root of 38280812 is about 337.0236520952.
The spelling of 38280812 in words is "thirty-eight million, two hundred eighty thousand, eight hundred twelve".
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