387638422 is an even 9-digits composite number following 387638421
and preceding 387638423 . In scientific notation, it is written as 3.87638422 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 189695352 positive integers (up to 387638422) that are relatively prime to 387638422.
387638422 has 8 divisors, whose sum is 593829216
The reverse of 387638422 is 224836783
Previous prime number is 47
Is Prime? no Number parity even Number length 9 Sum of Digits 43 Digital Root 7
Name
three hundred eighty-seven million six hundred thirty-eight thousand four hundred twenty-two
Scientific notation
3.87638422 × 10^8
Engineering notation
3.87638422 × 10^6
Prime Factorization
2 × 47 × 4123813
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
387638422 Product of the distinct prime numbers
The prime factorization of 387638422 is 2 × 47 × 4123813.
Since it has a total of 3 prime factors.
3 , 7 , 32 , 69 , 253 , 872 , 1076 , 9584 , 8392 , 99392 , 823409 , 498727 , 9570933 , 9066027 , 55509527 , 1317841 , 265888453 , 792222216 , 278015862 , 5375974772
n×2
775276844
n×3
1162915266
n×4
1550553688
n×5
1938192110
n÷2
193819211
n÷3
129212807.33333
n÷3
96909605.5
n÷5
77527684.4
n2
150263546210650084
n3
5.824792393722E+25
n4
2.25791333198E+34
n5
8.752539610215E+42
2 √n19688.535293414
3 √n729.1366675063
4 √n140.31584120624
5 √n52.20178617458
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
-387638421 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 387638422 can be divided by 8 positive divisors.
The sum of these divisors (counting 387638422) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111000110101110010010010110
3
Ternary
1000000102001221121
4
Quaternary
113012232102112
5
Quinary
1243213412142
6
Senary
102244234154
8
Octal
2706562226
10
Decimal
387638422
12
Duodecimal
a999b95a
16
Hexadecimal
171ae496
20
Vigesimal
612eg12
36
Base36
6esfpy
md5
8d219d72390fa3bb1bd53452af0002f6
sha1
adb46a0036125711d1b7821ab215a3240f649599
sha256
6befe088362d2f45ed04cabb5566db5aa625de3edd95d611252cf2ad8b0ad0cb
sha512
873aa5d2feb048d192a27eba72403eacbe1b7994446f3f5ac67dc09364979466b9ef0ac34c9ec6795da0e4172a0039a6a60b37a9c2ec0d19baf66be80d454610
ripemd-160
36b2f45892c42af25e6cf1d0f6d714fd6a18ca1d
Diameter
775276844
Circumference
2435604037.6087
Area
4.7206685287773E+17
Volume
2.4398833323737E+26
Surface area
1.8882674115109E+18
Circumference
2435604037.6087
Perimeter
1550553688
Area
150263546210650084
Diagonal
548203513.68931
Surface area
901581277263900504
Volume
5.824792393722E+25
Space diagonal
671409441.86983
Perimeter
1162915266
Area
6.506602414058E+16
Altitude
335704720.93491
Surface area
6.506602414058E+16
Volume
6.8645836676745E+24
Height
182734504.5631