38943985 is an odd 8-digits composite number following 38943984
and preceding 38943986 . In scientific notation, it is written as 3.8943985 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 31100784 positive integers (up to 38943985) that are relatively prime to 38943985.
38943985 has 8 divisors, whose sum is 46814400
The reverse of 38943985 is 58934983
Previous prime number is 599
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirty-eight million nine hundred forty-three thousand nine hundred eighty-five
Scientific notation
3.8943985 × 10^7
Engineering notation
3.8943985 × 10^6
Prime Factorization
5 × 599 × 13003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38943985
Product of the distinct prime numbers
The prime factorization of 38943985 is 5 × 599 × 13003.
Since it has a total of 3 prime factors.
6 , 7 , 40 , 15 , 309 , 944 , 4133 , 7745 , 1090 , 36433 , 845726 , 246381 , 4089162 , 3294754 , 45983116 , 90607924 , 244919705 , 562998325 , 2655788827 , 7347801074
n×2
77887970
n×3
116831955
n×4
155775940
n×5
194719925
n÷2
19471992.5
n÷3
12981328.333333
n÷3
9735996.25
n÷5
7788797
n2
1516633967680225
n3
5.9063770487829E+22
n4
2.3001785919215E+30
n5
8.9578120581111E+37
2 √n
6240.5115976176
3 √n
338.95870863784
4 √n
78.996908785203
5 √n
32.967656603265
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
-38943984
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 38943985 can be divided by 8 positive divisors.
The sum of these divisors (counting 38943985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100100011110011110001
3
Ternary
2201021120002211
4
Quaternary
2110203303301
5
Quinary
34432201420
6
Senary
3510412121
8
Octal
224436361
10
Decimal
38943985
12
Duodecimal
11061041
16
Hexadecimal
2523cf1
20
Vigesimal
c37jj5
36
Base36
n6pdd
md5
6d9a91dbe908193b355f96c22fa6f115
sha1
f8a5fc95847a9c4480f3fcd2e0bba18c114fb879
sha256
4ee196d1b43379243c19f9f513e8b7c566cb257dbf00ae67787f74ca7850942a
sha512
5b32432e58e41f184f63247de7a305ec1d5f5dee04c218f763a83eaddb5efef74a040a1944a470d53650d4837d052987a8aa276bf1d59448b1ccd9599ce7a0d9
ripemd-160
e90ed4347037b392c93b777bd934c8349c5a036e
Diameter
77887970
Circumference
244692274.35502
Area
4.7646461310489E+15
Volume
2.4740574327717E+23
Surface area
1.9058584524196E+16
Circumference
244692274.35502
Perimeter
155775940
Area
1516633967680225
Diagonal
55075111.759854
Surface area
9099803806081350
Volume
5.9063770487829E+22
Space diagonal
67452960.6692
Perimeter
116831955
Area
6.5672177212673E+14
Altitude
33726480.3346
Surface area
6.5672177212673E+14
Volume
6.9607321057316E+21
Height
18358370.586618