638564144 is an even 9-digits composite number following 638564143
and preceding 638564145 . In scientific notation, it is written as 6.38564144 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 10 positive divisors.
There are 319282064 positive integers (up to 638564144) that are relatively prime to 638564144.
638564144 has 10 divisors, whose sum is 1237218060
The reverse of 638564144 is 441465836
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
six hundred thirty-eight million five hundred sixty-four thousand one hundred forty-four
Scientific notation
6.38564144 × 10^8
Engineering notation
6.38564144 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 39910259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
79820518
Product of the distinct prime numbers
The prime factorization of 638564144 is 2 × 2 × 2 × 2 × 39910259.
Since it has a total of 5 prime factors.
3 , 3 , 16 , 66 , 490 , 607 , 2381 , 2405 , 18184 , 61404 , 538939 , 656388 , 1104962 , 5928681 , 25126643 , 9083897 , 148523050 , 167892851 , 6483765691 , 1023465060
n×2
1277128288
n×3
1915692432
n×4
2554256576
n×5
3192820720
n÷2
319282072
n÷3
212854714.66667
n÷3
159641036
n÷5
127712828.8
n2
407764166002452736
n3
2.6038357561723E+26
n4
1.6627161507568E+35
n5
1.061750915523E+44
2 √n
25269.826750494
3 √n
861.12892303758
4 √n
158.96486011221
5 √n
57.682079101093
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-638564143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638564144 can be divided by 10 positive divisors.
The sum of these divisors (counting 638564144) is 1, the average is 0.1.
Base
System
Value
2
Binary
100110000011111011011100110000
3
Ternary
1122111120102022212
4
Quaternary
212003323130300
5
Quinary
2301433023034
6
Senary
143210351252
8
Octal
4603733460
10
Decimal
638564144
12
Duodecimal
159a2b528
16
Hexadecimal
260fb730
20
Vigesimal
9jb0a74
36
Base36
ak6n8w
md5
8829e121ae9092193c9c1239dc336915
sha1
801a76b2bce54b02824b9cb9020260bd46c4953d
sha256
13431885af99198ef77f386da0d1c445dd19cbf88e6872815413597e9f17273b
sha512
94b2cba3c19450c59b3e090995945ddc53aa5dc50c675102088fdcdedc3dcaaea01bec933391d038c54423d76b5f780d740b7be22ccf0589d2f487659205a734
ripemd-160
216ca0aba4969e2a7f62b2cd886683f44cee0b10
Diameter
1277128288
Circumference
4012216847.2725
Area
1.2810289083105E+18
Volume
1.0906921710327E+27
Surface area
5.1241156332419E+18
Circumference
4012216847.2725
Perimeter
2554256576
Area
407764166002452736
Diagonal
903066072.88997
Surface area
2446584996014716416
Volume
2.6038357561723E+26
Space diagonal
1106025541.2997
Perimeter
1915692432
Area
1.7656706325555E+17
Altitude
553012770.64986
Surface area
1.7656706325555E+17
Volume
3.0686498671424E+25
Height
301022024.29666