Base | Representation |
---|---|
bin | 10110110101000… |
… | …100001001100110 |
3 | 222200200220002200 |
4 | 112311010021212 |
5 | 1241022300012 |
6 | 102001115330 |
7 | 12330345300 |
oct | 2665041146 |
9 | 880626080 |
10 | 383009382 |
11 | 187220688 |
12 | a8328b46 |
13 | 61472b92 |
14 | 38c20970 |
15 | 239593dc |
hex | 16d44266 |
383009382 has 72 divisors (see below), whose sum is σ = 970099416. Its totient is φ = 108892224.
The previous prime is 383009339. The next prime is 383009399. The reversal of 383009382 is 283900383.
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 35 ways as a sum of consecutive naturals, for example, 199258 + ... + 201170.
It is an arithmetic number, because the mean of its divisors is an integer number (13473603).
Almost surely, 2383009382 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 383009382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485049708).
383009382 is an abundant number, since it is smaller than the sum of its proper divisors (587090034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
383009382 is a wasteful number, since it uses less digits than its factorization.
383009382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2162 (or 2152 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 383009382 is about 19570.6254882158. The cubic root of 383009382 is about 726.2226737674. Note that the first 3 decimals are identical.
The spelling of 383009382 in words is "three hundred eighty-three million, nine thousand, three hundred eighty-two".
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