Base | Representation |
---|---|
bin | 1001000011110… |
… | …1010110001011 |
3 | 2122111121012211 |
4 | 2100331112023 |
5 | 34212000021 |
6 | 3434245551 |
7 | 640665130 |
oct | 220752613 |
9 | 78447184 |
10 | 38000011 |
11 | 1a4a4a75 |
12 | 108868b7 |
13 | 7b4641a |
14 | 5092587 |
15 | 35093e1 |
hex | 243d58b |
38000011 has 8 divisors (see below), whose sum is σ = 44141024. Its totient is φ = 32037120.
The previous prime is 38000009. The next prime is 38000047. The reversal of 38000011 is 11000083.
38000011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38000011 - 21 = 38000009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 37999955 and 38000000.
It is not an unprimeable number, because it can be changed into a prime (38003011) 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 7 ways as a sum of consecutive naturals, for example, 44070 + ... + 44923.
It is an arithmetic number, because the mean of its divisors is an integer number (5517628).
Almost surely, 238000011 is an apocalyptic number.
38000011 is a deficient number, since it is larger than the sum of its proper divisors (6141013).
38000011 is an equidigital number, since it uses as much as digits as its factorization.
38000011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89061.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 38000011 is about 6164.4148951867. The cubic root of 38000011 is about 336.1975731200.
Adding to 38000011 its reverse (11000083), we get a palindrome (49000094).
The spelling of 38000011 in words is "thirty-eight million, eleven", and thus it is an aban number and an uban number.
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