388538386 is an even 9-digits composite number following 388538385
and preceding 388538387 . In scientific notation, it is written as 3.88538386 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 189530880 positive integers (up to 388538386) that are relatively prime to 388538386.
388538386 has 8 divisors, whose sum is 597022524
The reverse of 388538386 is 683835883
Previous prime number is 41
Is Prime? no Number parity even Number length 9 Sum of Digits 52 Digital Root 7
Name
three hundred eighty-eight million five hundred thirty-eight thousand three hundred eighty-six
Scientific notation
3.88538386 × 10^8
Engineering notation
3.88538386 × 10^6
Prime Factorization
2 × 41 × 4738273
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
388538386 Product of the distinct prime numbers
The prime factorization of 388538386 is 2 × 41 × 4738273.
Since it has a total of 3 prime factors.
4 , 6 , 31 , 53 , 577 , 116 , 5411 , 2369 , 78541 , 28242 , 484652 , 353395 , 4897272 , 2017279 , 54401341 , 1134149 , 219875190 , 162796183 , 6759787872 , 2833133538
n×2
777076772
n×3
1165615158
n×4
1554153544
n×5
1942691930
n÷2
194269193
n÷3
129512795.33333
n÷3
97134596.5
n÷5
77707677.2
n2
150962077395484996
n3
5.8654561898449E+25
n4
2.278954881156E+34
n5
8.8546145129119E+42
2 √n19711.377070109
3 √n729.70050014606
4 √n140.39721176045
5 √n52.226002639178
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
-388538385 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 388538386 can be divided by 8 positive divisors.
The sum of these divisors (counting 388538386) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010001010000000010010
3
Ternary
1000002002210110121
4
Quaternary
113022022000102
5
Quinary
1243431212021
6
Senary
102315420454
8
Octal
2712120022
10
Decimal
388538386
12
Duodecimal
aa15472a
16
Hexadecimal
1728a012
20
Vigesimal
61875j6
36
Base36
6fbq4y
md5
1ddef6d810d6728643083b7b397e2128
sha1
83a8c69391098230d6d392bba8a65fc531ba9c2b
sha256
087bf4b3f91dedcd51d8672d3093d955e6c891f70a3a18e84bd89411213777bf
sha512
32ea99a3b02888a9401999f28dea6fc4b0cbd99ed733567d9f8f03c84c90850edd71ca8bef7825950559e1de04390a793a68c50917ecf8241dc4793ab65a4709
ripemd-160
714056b40ba8e617cca02003a965c9f0c669e9ae
Diameter
777076772
Circumference
2441258678.1905
Area
4.7426135331631E+17
Volume
2.4569165434626E+26
Surface area
1.8970454132652E+18
Circumference
2441258678.1905
Perimeter
1554153544
Area
150962077395484996
Diagonal
549476254.98375
Surface area
905772464372909976
Volume
5.8654561898449E+25
Space diagonal
672968225.24281
Perimeter
1165615158
Area
6.5368497016281E+16
Altitude
336484112.6214
Surface area
6.5368497016281E+16
Volume
6.9125064109865E+24
Height
183158751.66125