38986989 is an odd 8-digits composite number following 38986988
and preceding 38986990 . In scientific notation, it is written as 3.8986989 × 10^7.
The sum of its digits is 60. It has a total of 2 prime factors and 4 positive divisors.
There are 25991324 positive integers (up to 38986989) that are relatively prime to 38986989.
38986989 has 4 divisors, whose sum is 51982656
The reverse of 38986989 is 98968983
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
thirty-eight million nine hundred eighty-six thousand nine hundred eighty-nine
Scientific notation
3.8986989 × 10^7
Engineering notation
3.8986989 × 10^6
Prime Factorization
3 × 12995663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38986989
Product of the distinct prime numbers
The prime factorization of 38986989 is 3 × 12995663.
Since it has a total of 2 prime factors.
7 , 3 , 8 , 60 , 255 , 418 , 1200 , 1189 , 40866 , 22545 , 164248 , 644136 , 9760095 , 4839867 , 81264844 , 41491004 , 424438908 , 885737305 , 9715178519 , 6243561051
n×2
77973978
n×3
116960967
n×4
155947956
n×5
194934945
n÷2
19493494.5
n÷3
12995663
n÷3
9746747.25
n÷5
7797397.8
n2
1519985311286121
n3
5.9259650611274E+22
n4
2.3103553465256E+30
n5
9.0073798481083E+37
2 √n
6243.9561977964
3 √n
339.08342809654
4 √n
79.018707897538
5 √n
32.974934314066
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38986988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38986989 can be divided by 4 positive divisors.
The sum of these divisors (counting 38986989) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100101110010011101101
3
Ternary
2201100202002120
4
Quaternary
2110232103231
5
Quinary
34440040424
6
Senary
3511343153
8
Octal
224562355
10
Decimal
38986989
12
Duodecimal
11081ab9
16
Hexadecimal
252e4ed
20
Vigesimal
c3d799
36
Base36
n7mjx
md5
1581ad40cb5d8166df47055301989c66
sha1
79c840acbe99b4f33e2b3cdd46794e93723a1f24
sha256
ff683dfc7e2662955bb5d79af8aaf34b7fa0e30fd5e31904c4fa1fc08d4cd289
sha512
05206e213b8cee8d15e1dd0a484da42ed60451718c70edb920645901d8d4786391d287a8f4a74216c239078cda6d1a4c6b4586014d6b470d8d6ff65ecaf1b15c
ripemd-160
ee6fd47ae975139ef3e013b1c7f87c34092fbe18
Diameter
77973978
Circumference
244962476.45597
Area
4.7751746875009E+15
Volume
2.4822624401957E+23
Surface area
1.9100698750003E+16
Circumference
244962476.45597
Perimeter
155947956
Area
1519985311286121
Diagonal
55135928.599891
Surface area
9119911867716726
Volume
5.9259650611274E+22
Space diagonal
67527445.782129
Perimeter
116960967
Area
6.5817294647649E+14
Altitude
33763722.891064
Surface area
6.5817294647649E+14
Volume
6.9838167996628E+21
Height
18378642.86663