388660239 is an odd 9-digits composite number following 388660238
and preceding 388660240 . In scientific notation, it is written as 3.88660239 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 221694720 positive integers (up to 388660239) that are relatively prime to 388660239.
388660239 has 8 divisors, whose sum is 415681200
The reverse of 388660239 is 932066883
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
three hundred eighty-eight million six hundred sixty thousand two hundred thirty-nine
Scientific notation
3.88660239 × 10^8
Engineering notation
3.88660239 × 10^6
Prime Factorization
99 × 17 × 230933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
388660239
Product of the distinct prime numbers
The prime factorization of 388660239 is 99 × 17 × 230933.
Since it has a total of 3 prime factors.
3 , 5 , 53 , 50 , 480 , 752 , 8778 , 8014 , 45526 , 60651 , 583874 , 288876 , 674993 , 5102366 , 20224787 , 16358210 , 791039483 , 208058187 , 9919222790 , 5147621805
n×2
777320478
n×3
1165980717
n×4
1554640956
n×5
1943301195
n÷2
194330119.5
n÷3
129553413
n÷3
97165059.75
n÷5
77732047.8
n2
151056781379537121
n3
5.8709764753542E+25
n4
2.2818151200745E+34
n5
8.8685080992198E+42
2 √n
19714.467758476
3 √n
729.77677480737
4 √n
140.40821827257
5 √n
52.229278041117
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
-388660238
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 388660239 can be divided by 8 positive divisors.
The sum of these divisors (counting 388660239) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010100111110000001111
3
Ternary
1000002022222121200
4
Quaternary
113022213300033
5
Quinary
1243444111424
6
Senary
102322200543
8
Octal
2712476017
10
Decimal
388660239
12
Duodecimal
aa1b3153
16
Hexadecimal
172a7c0f
20
Vigesimal
6192abj
36
Base36
6fec5r
md5
56cdd1df969579f048e6cb4e2535028f
sha1
3ddc30fa02db31d319df8faa7f4c4e35fca83925
sha256
3ecf60740b6be2b7f9277cea5b561975f206c76bf5be010848a0f8221522eee9
sha512
297eaaa724f50f7eb6ef49dd4e2a5f665a4877f0017c4d44a7896b3ef1c3598256fc489d0816f054ace7115676299bd5329dc6e630530e57d2760c85656783de
ripemd-160
b360c16c7851078c5d042c9bd611452c40a73739
Diameter
777320478
Circumference
2442024303.1697
Area
4.7455887465687E+17
Volume
2.4592288752495E+26
Surface area
1.8982354986275E+18
Circumference
2442024303.1697
Perimeter
1554640956
Area
151056781379537121
Diagonal
549648581.14897
Surface area
906340688277222726
Volume
5.8709764753542E+25
Space diagonal
673179280.82986
Perimeter
1165980717
Area
6.5409505044296E+16
Altitude
336589640.41493
Surface area
6.5409505044296E+16
Volume
6.9190121298494E+24
Height
183216193.71632