639420512 is an even 9-digits composite number following 639420511
and preceding 639420513 . In scientific notation, it is written as 6.39420512 × 10^8.
The sum of its digits is 32. It has a total of 6 prime factors and 12 positive divisors.
There are 319710240 positive integers (up to 639420512) that are relatively prime to 639420512.
639420512 has 12 divisors, whose sum is 1258859196
The reverse of 639420512 is 215024936
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
six hundred thirty-nine million four hundred twenty thousand five hundred twelve
Scientific notation
6.39420512 × 10^8
Engineering notation
6.39420512 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 19981891
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
39963782
Product of the distinct prime numbers
The prime factorization of 639420512 is 2 × 2 × 2 × 2 × 2 × 19981891.
Since it has a total of 6 prime factors.
5 , 6 , 90 , 52 , 377 , 973 , 4511 , 2784 , 86632 , 51014 , 246031 , 420845 , 8606161 , 9701746 , 67400471 , 57958352 , 230739138 , 800006619 , 8892703945 , 1179591433
n×2
1278841024
n×3
1918261536
n×4
2557682048
n×5
3197102560
n÷2
319710256
n÷3
213140170.66667
n÷3
159855128
n÷5
127884102.4
n2
408858591166342144
n3
2.6143256969918E+26
n4
1.6716534757053E+35
n5
1.068889521322E+44
2 √n
25286.765550382
3 √n
861.51369975274
4 √n
159.01812962798
5 √n
57.697542108288
1 , 2 , 4 , 8 , 16 , 32 , 19981891 , 39963782 , 79927564 , 159855128 , 319710256 , 639420512
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-639420511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639420512 can be divided by 12 positive divisors.
The sum of these divisors (counting 639420512) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110000111001100100001100000
3
Ternary
1122120011221001012
4
Quaternary
212013030201200
5
Quinary
2302142424022
6
Senary
143241000052
8
Octal
4607144140
10
Decimal
639420512
12
Duodecimal
15a183028
16
Hexadecimal
261cc860
20
Vigesimal
9jg7b5c
36
Base36
akp00w
md5
4597d63b6c5810f1b36595074557d6c5
sha1
6c2c6e4aaac5d14822c4c28fb789e41155aae0de
sha256
f0a89d832242fb099194b033365477eb173858ec36ae271ad8c3b52296a90b99
sha512
257896145210d50c14e1e1105f86d4aef870988a034da912289554da4f056cebc824dab7d643f10953fc4814b6fe26581a6d6dc6ba4a5df6e3528be9a7858dd3
ripemd-160
e8e0e452dd9d087fe9a8fd6cefa973547a771e95
Diameter
1278841024
Circumference
4017597566.1076
Area
1.2844671463653E+18
Volume
1.0950861871681E+27
Surface area
5.137868585461E+18
Circumference
4017597566.1076
Perimeter
2557682048
Area
408858591166342144
Diagonal
904277160.12995
Surface area
2453151546998052864
Volume
2.6143256969918E+26
Space diagonal
1107508814.1857
Perimeter
1918261536
Area
1.7704096325278E+17
Altitude
553754407.09285
Surface area
1.7704096325278E+17
Volume
3.0810123809553E+25
Height
301425720.04332