138188880 is an even 9-digits composite number following 138188879
and preceding 138188881 . In scientific notation, it is written as 1.38188880 × 10^8.
The sum of its digits is 45. It has a total of 6 prime factors and 20 positive divisors.
There are 36850176 positive integers (up to 138188880) that are relatively prime to 138188880.
138188880 has 20 divisors, whose sum is 273692180
The reverse of 138188880 is 088881831
Previous prime number is 45
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-eight million one hundred eighty-eight thousand eight hundred eighty
Scientific notation
1.38188880 × 10^8
Engineering notation
1.38188880 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 45 × 191929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17273610
Product of the distinct prime numbers
The prime factorization of 138188880 is 2 × 2 × 2 × 2 × 45 × 191929.
Since it has a total of 6 prime factors.
7 , 10 , 7 , 78 , 916 , 834 , 3304 , 5115 , 88750 , 25817 , 570254 , 9161 , 6695085 , 940058 , 23415134 , 57488649 , 692763673 , 874710639 , 6459323839 , 1795174
n×2
276377760
n×3
414566640
n×4
552755520
n×5
690944400
n÷2
69094440
n÷3
46062960
n÷3
34547220
n÷5
27637776
n2
19096166555654400
n3
2.6388778686193E+24
n4
3.6466357712129E+32
n5
5.0392451299185E+40
2 √n
11755.376642201
3 √n
517.00058239019
4 √n
108.42221470806
5 √n
42.471208554877
1 , 2 , 4 , 8 , 16 , 45 , 90 , 180 , 360 , 720 , 191929 , 383858 , 767716 , 1535432 , 3070864 , 8636805 , 17273610 , 34547220 , 69094440 , 138188880
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-138188879
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 138188880 can be divided by 20 positive divisors.
The sum of these divisors (counting 138188880) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000001111001001100001010000
3
Ternary
100122000201111200
4
Quaternary
20033021201100
5
Quinary
240334021010
6
Senary
21413511200
8
Octal
1017114120
10
Decimal
138188880
12
Duodecimal
3a342500
16
Hexadecimal
83c9850
20
Vigesimal
233dc40
36
Base36
2a9v80
md5
51edd9755ee5cc4f6afa313d590e98bf
sha1
9982b30032bd4a9291fb76984ea7fc6485cc3944
sha256
a7f11f3e3d489c7b83d38c28586b664082ad5c70f4c448471cc33af2d5e1eb13
sha512
0f8b1a62eea632b9518bf18f37b20f2ff0708bc344dbd8c1c0dbe664cf05ddf303700c2b842960052aee3c14a0c54a7296b77a6259f52a6e8b1db797e0527152
ripemd-160
101ae6bc5f1c8ec8636c65e88f25b7574e1ee930
Diameter
276377760
Circumference
868266340.4316
Area
5.9992376562971E+16
Volume
1.10537057677E+25
Surface area
2.3996950625188E+17
Circumference
868266340.4316
Perimeter
552755520
Area
19096166555654400
Diagonal
195428588.26515
Surface area
114576999333926400
Volume
2.6388778686193E+24
Space diagonal
239350161.20104
Perimeter
414566640
Area
8.2688826760477E+15
Altitude
119675080.60052
Surface area
8.2688826760477E+15
Volume
3.1099473927064E+23
Height
65142862.755049