639371121 is an odd 9-digits composite number following 639371120
and preceding 639371122 . In scientific notation, it is written as 6.39371121 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 426187632 positive integers (up to 639371121) that are relatively prime to 639371121.
639371121 has 8 divisors, whose sum is 852614400
The reverse of 639371121 is 121173936
Previous prime number is 11743
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
six hundred thirty-nine million three hundred seventy-one thousand one hundred twenty-one
Scientific notation
6.39371121 × 10^8
Engineering notation
6.39371121 × 10^6
Prime Factorization
3 × 11743 × 18149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639371121
Product of the distinct prime numbers
The prime factorization of 639371121 is 3 × 11743 × 18149.
Since it has a total of 3 prime factors.
7 , 6 , 27 , 37 , 632 , 341 , 6108 , 6241 , 39965 , 418 , 276170 , 323201 , 1169592 , 1365063 , 53301848 , 96536703 , 936868020 , 664021503 , 9121405867 , 8708505037
n×2
1278742242
n×3
1918113363
n×4
2557484484
n×5
3196855605
n÷2
319685560.5
n÷3
213123707
n÷3
159842780.25
n÷5
127874224.2
n2
408795430368796641
n3
2.6137199257457E+26
n4
1.6711370389041E+35
n5
1.0684767619087E+44
2 √n
25285.788913933
3 √n
861.49151710559
4 √n
159.01505876468
5 √n
57.696650730141
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
-639371120
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 639371121 can be divided by 8 positive divisors.
The sum of these divisors (counting 639371121) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000111000000011101110001
3
Ternary
1122120002102021220
4
Quaternary
212013000131301
5
Quinary
2302134333441
6
Senary
143235535253
8
Octal
4607003561
10
Decimal
639371121
12
Duodecimal
15a15a529
16
Hexadecimal
261c0771
20
Vigesimal
9jg17g1
36
Base36
aknxwx
md5
1b160c60173691044ea3d149cab6aae3
sha1
f1fd6eea3759f572ed8381f71635f20a5a5d2e38
sha256
10438be6c32335812b898cae85130ea91bbdba84b94a4746412c8e0035f20234
sha512
2547ee7bc481122e42a44229f6720cb52a95ed4676ef8ccc37a6a54d92246ed17193be06fb92a76080f272f1e726d19d575023a9385bd0cb2416a62eb78796a3
ripemd-160
0726ffa998d4898d42f5f25d6e5a33b3a95a0e7d
Diameter
1278742242
Circumference
4017287233.3021
Area
1.2842687208677E+18
Volume
1.0948324423019E+27
Surface area
5.1370748834708E+18
Circumference
4017287233.3021
Perimeter
2557484484
Area
408795430368796641
Diagonal
904207310.70789
Surface area
2452772582212779846
Volume
2.6137199257457E+26
Space diagonal
1107423266.4643
Perimeter
1918113363
Area
1.7701361382519E+17
Altitude
553711633.23213
Surface area
1.7701361382519E+17
Volume
3.0802984726954E+25
Height
301402436.90263