639012009 is an odd 9-digits composite number following 639012008
and preceding 639012010 . In scientific notation, it is written as 6.39012009 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 403586496 positive integers (up to 639012009) that are relatively prime to 639012009.
639012009 has 8 divisors, whose sum is 896859040
The reverse of 639012009 is 900210936
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
six hundred thirty-nine million twelve thousand nine
Scientific notation
6.39012009 × 10^8
Engineering notation
6.39012009 × 10^6
Prime Factorization
3 × 19 × 11210737
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639012009
Product of the distinct prime numbers
The prime factorization of 639012009 is 3 × 19 × 11210737.
Since it has a total of 3 prime factors.
5 , 3 , 95 , 10 , 131 , 992 , 4550 , 7706 , 78244 , 13563 , 120472 , 946469 , 81395 , 2269219 , 80512368 , 48549484 , 996454723 , 653458696 , 6026566231 , 3577341106
n×2
1278024018
n×3
1917036027
n×4
2556048036
n×5
3195060045
n÷2
319506004.5
n÷3
213004003
n÷3
159753002.25
n÷5
127802401.8
n2
408336347646216081
n3
2.6093182985713E+26
n4
1.6673857280905E+35
n5
1.065479503885E+44
2 √n
25278.686852762
3 √n
861.33019719259
4 √n
158.99272578568
5 √n
57.690168042543
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
-639012008
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 639012009 can be divided by 8 positive divisors.
The sum of these divisors (counting 639012009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000101101000110010101001
3
Ternary
1122112102011200110
4
Quaternary
212011220302221
5
Quinary
2302041341014
6
Senary
143224124533
8
Octal
4605506251
10
Decimal
639012009
12
Duodecimal
15a006749
16
Hexadecimal
26168ca9
20
Vigesimal
9jdga09
36
Base36
akg8tl
md5
a1e94983a7fca995e4fc5129c44ac205
sha1
1be1ddf67b67b81dac1f1a0593045c041bc0cd0a
sha256
6d58cbfbc9f14f2bcdba0cd5d73a86e308001749b31dff183b7f1061430a5bfc
sha512
717576f9478c764fcf4a60684116db527958d7ddc7a94339f2f1c3f6f76973edabc2b11e468aa470726835b916e2ad9b4d5e9f6b435b37eef8c76eef04d9df29
ripemd-160
682edd37efe892196f69edcf49e01fd401513b6c
Diameter
1278024018
Circumference
4015030866.0601
Area
1.282826469959E+18
Volume
1.0929886930225E+27
Surface area
5.1313058798362E+18
Circumference
4015030866.0601
Perimeter
2556048036
Area
408336347646216081
Diagonal
903699449.64708
Surface area
2450018085877296486
Volume
2.6093182985713E+26
Space diagonal
1106801266.2347
Perimeter
1917036027
Area
1.7681482517509E+17
Altitude
553400633.11733
Surface area
1.7681482517509E+17
Volume
3.0751111053232E+25
Height
301233149.88236