388641109 is an odd 9-digits composite number following 388641108
and preceding 388641110 . In scientific notation, it is written as 3.88641109 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 383958604 positive integers (up to 388641109) that are relatively prime to 388641109.
388641109 has 4 divisors, whose sum is 393323616
The reverse of 388641109 is 901146883
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
three hundred eighty-eight million six hundred forty-one thousand one hundred nine
Scientific notation
3.88641109 × 10^8
Engineering notation
3.88641109 × 10^6
Prime Factorization
83 × 4682423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
388641109
Product of the distinct prime numbers
The prime factorization of 388641109 is 83 × 4682423.
Since it has a total of 2 prime factors.
5 , 6 , 1 , 36 , 404 , 935 , 17 , 9671 , 91095 , 9777 , 65903 , 729358 , 6916851 , 875038 , 40745194 , 35799061 , 942471751 , 381795544 , 9258376056 , 7613533858
n×2
777282218
n×3
1165923327
n×4
1554564436
n×5
1943205545
n÷2
194320554.5
n÷3
129547036.33333
n÷3
97160277.25
n÷5
77728221.8
n2
151041911604749881
n3
5.870109603155E+25
n4
2.2813659061217E+34
n5
8.8663257578993E+42
2 √n
19713.982575827
3 √n
729.76480131711
4 √n
140.40649050463
5 √n
52.228763882137
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
-388641108
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 388641109 can be divided by 4 positive divisors.
The sum of these divisors (counting 388641109) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111001010100011000101010101
3
Ternary
1000002022000101011
4
Quaternary
113022203011111
5
Quinary
1243443003414
6
Senary
102321532221
8
Octal
2712430525
10
Decimal
388641109
12
Duodecimal
aa1a4071
16
Hexadecimal
172a3155
20
Vigesimal
61902f9
36
Base36
6fdxed
md5
f5d71c071e8dbb69d1fb712d1e49a3aa
sha1
d7f6034c6e6aa341dc870743bcf8b3cf583116a5
sha256
350e7bd0100207262e697e7b41a3874a8753a380512fcc6c1ad2d00ec3a5042d
sha512
e53c41ef16bec58b52e2a90796efdc2170780cfe2ab928cbcbe7640407daf31fc1c876fa231f3babe48eb4b698b839725fe9cecba62eaee0c98efe22e0e753e1
ripemd-160
1024898773965b47d2d165973c2bebea0af8f987
Diameter
777282218
Circumference
2441904105.8348
Area
4.7451215988164E+17
Volume
2.4588657606718E+26
Surface area
1.8980486395266E+18
Circumference
2441904105.8348
Perimeter
1554564436
Area
151041911604749881
Diagonal
549621527.24352
Surface area
906251469628499286
Volume
5.870109603155E+25
Space diagonal
673146146.69791
Perimeter
1165923327
Area
6.5403066242939E+16
Altitude
336573073.34896
Surface area
6.5403066242939E+16
Volume
6.9179905111653E+24
Height
183207175.74784