Base | Representation |
---|---|
bin | 1001001000001… |
… | …1001111101110 |
3 | 2200001010221210 |
4 | 2102003033232 |
5 | 34300130233 |
6 | 3444335250 |
7 | 643266630 |
oct | 222031756 |
9 | 80033853 |
10 | 38286318 |
11 | 1a680094 |
12 | 109a4526 |
13 | 7c16835 |
14 | 5128a50 |
15 | 3564163 |
hex | 24833ee |
38286318 has 32 divisors (see below), whose sum is σ = 87876864. Its totient is φ = 10893312.
The previous prime is 38286317. The next prime is 38286343. The reversal of 38286318 is 81368283.
38286318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38286317) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 9021 + ... + 12567.
It is an arithmetic number, because the mean of its divisors is an integer number (2746152).
Almost surely, 238286318 is an apocalyptic number.
38286318 is an abundant number, since it is smaller than the sum of its proper divisors (49590546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38286318 is a wasteful number, since it uses less digits than its factorization.
38286318 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3816.
The product of its digits is 55296, while the sum is 39.
The square root of 38286318 is about 6187.5938780757. The cubic root of 38286318 is about 337.0398095657.
The spelling of 38286318 in words is "thirty-eight million, two hundred eighty-six thousand, three hundred eighteen".
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