38894985 is an odd 8-digits composite number following 38894984
and preceding 38894986 . In scientific notation, it is written as 3.8894985 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 20563200 positive integers (up to 38894985) that are relatively prime to 38894985.
38894985 has 8 divisors, whose sum is 39331656
The reverse of 38894985 is 58949883
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
thirty-eight million eight hundred ninety-four thousand nine hundred eighty-five
Scientific notation
3.8894985 × 10^7
Engineering notation
3.8894985 × 10^6
Prime Factorization
405 × 137 × 701
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38894985
Product of the distinct prime numbers
The prime factorization of 38894985 is 405 × 137 × 701.
Since it has a total of 3 prime factors.
7 , 10 , 48 , 8 , 182 , 807 , 9094 , 4129 , 49235 , 34751 , 311951 , 729166 , 6867675 , 6445003 , 32705483 , 83334541 , 205387119 , 138419586 , 6148031517 , 8924912930
n×2
77789970
n×3
116684955
n×4
155579940
n×5
194474925
n÷2
19447492.5
n÷3
12964995
n÷3
9723746.25
n÷5
7778997
n2
1512819858150225
n3
5.8841105690455E+22
n4
2.2886239232137E+30
n5
8.9015993164037E+37
2 √n
6236.5844017379
3 √n
338.81648772322
4 √n
78.97204823061
5 √n
32.959356328882
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38894984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38894985 can be divided by 8 positive divisors.
The sum of these divisors (counting 38894985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100010111110110001001
3
Ternary
2201012001220000
4
Quaternary
2110113312021
5
Quinary
34424114420
6
Senary
3505353213
8
Octal
224276611
10
Decimal
38894985
12
Duodecimal
11038809
16
Hexadecimal
2517d89
20
Vigesimal
c31h95
36
Base36
n5nk9
md5
29d8aad6357967eb4c5d9a9e6eb70e1d
sha1
18a008361e2a148fb069a89d78afd4f6b65adce2
sha256
467f7735c8630969337e9e5d4ffb1a8bd9cfbf9e4320dc4f5232e3a11f6dfe3d
sha512
8b5060a23438450120ce7f3d7b221b6f66d3b86ce1c063ac4811cadd82101eddc03aec271a5c3e4027ea77202676a1a3c903964f4fb4a737603c466923091f65
ripemd-160
abce6515a1c1ea46e4fc411ff35d026f5f4f0530
Diameter
77789970
Circumference
244384398.27497
Area
4.7526637525695E+15
Volume
2.4647304715498E+23
Surface area
1.9010655010278E+16
Circumference
244384398.27497
Perimeter
155579940
Area
1512819858150225
Diagonal
55005815.295298
Surface area
9076919148901350
Volume
5.8841105690455E+22
Space diagonal
67368090.179629
Perimeter
116684955
Area
6.5507021425383E+14
Altitude
33684045.089815
Surface area
6.5507021425383E+14
Volume
6.9344908077059E+21
Height
18335271.765099