639883912 is an even 9-digits composite number following 639883911
and preceding 639883913 . In scientific notation, it is written as 6.39883912 × 10^8.
The sum of its digits is 49. It has a total of 5 prime factors and 16 positive divisors.
There are 317422224 positive integers (up to 639883912) that are relatively prime to 639883912.
639883912 has 16 divisors, whose sum is 1209231360
The reverse of 639883912 is 219388936
Previous prime number is 127
Is Prime? no Number parity even Number length 9 Sum of Digits 49 Digital Root 4
Name
six hundred thirty-nine million eight hundred eighty-three thousand nine hundred twelve
Scientific notation
6.39883912 × 10^8
Engineering notation
6.39883912 × 10^6
Prime Factorization
2 × 2 × 2 × 127 × 629807
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
159970978 Product of the distinct prime numbers
The prime factorization of 639883912 is 2 × 2 × 2 × 127 × 629807.
Since it has a total of 5 prime factors.
5 , 6 , 30 , 90 , 678 , 142 , 7281 , 2855 , 63996 , 12527 , 902655 , 653143 , 8139521 , 5585641 , 3280266 , 10438664 , 332453771 , 606697138 , 9800195468 , 9110942580
n×2
1279767824
n×3
1919651736
n×4
2559535648
n×5
3199419560
n÷2
319941956
n÷3
213294637.33333
n÷3
159970978
n÷5
127976782.4
n2
409451420836423744
n3
2.6200137693877E+26
n4
1.6765046602497E+35
n5
1.0727683604868E+44
2 √n25295.926786738
3 √n861.72176785906
4 √n159.04693265429
5 √n57.705902582545
1 , 2 , 4 , 8 , 127 , 254 , 508 , 1016 , 629807 , 1259614 , 2519228 , 5038456 , 79985489 , 159970978 , 319941956 , 639883912
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-639883911 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639883912 can be divided by 16 positive divisors.
The sum of these divisors (counting 639883912) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110001000111101101010001000
3
Ternary
1122121001110201011
4
Quaternary
212020331222020
5
Quinary
2302302241122
6
Senary
143254533304
8
Octal
4610755210
10
Decimal
639883912
12
Duodecimal
15a367234
16
Hexadecimal
2623da88
20
Vigesimal
9jj59fc
36
Base36
akyxl4
md5
6429557628f963ff5e02a0f97de78039
sha1
870fb2bec8738d6d1a413c0d872be171926d5fbc
sha256
c8c3a39a8a62a8eb242ee3f60d81b0f44fe3c6c71d4c9fd068dc18a93f228514
sha512
4e91c1029db8601d513a29863375ac5ec40e40d51e63ccde8fdd1f4dc34f0c84302462f9fa9466ec9aa6a84c91640c3d8e75eb3c630e772a049b7e79c11a0aea
ripemd-160
8bda9876ee16d6ba79ed17a0ea8fe767ea6bfcfe
Diameter
1279767824
Circumference
4020509194.179
Area
1.2863295757016E+18
Volume
1.0974688013617E+27
Surface area
5.1453183028064E+18
Circumference
4020509194.179
Perimeter
2559535648
Area
409451420836423744
Diagonal
904932506.69475
Surface area
2456708525018542464
Volume
2.6200137693877E+26
Space diagonal
1108311446.5299
Perimeter
1919651736
Area
1.7729766602999E+17
Altitude
554155723.26497
Surface area
1.7729766602999E+17
Volume
3.0877158385603E+25
Height
301644168.89825