639968323 is an odd 9-digits composite number following 639968322
and preceding 639968324 . In scientific notation, it is written as 6.39968323 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 638585640 positive integers (up to 639968323) that are relatively prime to 639968323.
639968323 has 4 divisors, whose sum is 641351008
The reverse of 639968323 is 323869936
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred thirty-nine million nine hundred sixty-eight thousand three hundred twenty-three
Scientific notation
6.39968323 × 10^8
Engineering notation
6.39968323 × 10^6
Prime Factorization
463 × 1382221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
639968323
Product of the distinct prime numbers
The prime factorization of 639968323 is 463 × 1382221.
Since it has a total of 2 prime factors.
8 , 8 , 64 , 3 , 639 , 416 , 7739 , 5047 , 1015 , 51641 , 810063 , 84768 , 809937 , 194718 , 28173886 , 9805322 , 363000767 , 516625964 , 3649803541 , 328135706
n×2
1279936646
n×3
1919904969
n×4
2559873292
n×5
3199841615
n÷2
319984161.5
n÷3
213322774.33333
n÷3
159992080.75
n÷5
127993664.6
n2
409559454443432329
n3
2.6210507722896E+26
n4
1.67738946724E+35
n5
1.0734761243675E+44
2 √n
25297.595201916
3 √n
861.75965785574
4 √n
159.05217760822
5 √n
57.707424969917
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-639968322
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639968323 can be divided by 4 positive divisors.
The sum of these divisors (counting 639968323) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001001010010010001000011
3
Ternary
1122121012202111111
4
Quaternary
212021102101003
5
Quinary
2302312441243
6
Senary
143300424151
8
Octal
4611222103
10
Decimal
639968323
12
Duodecimal
15a3a8057
16
Hexadecimal
26252443
20
Vigesimal
9jjg0g3
36
Base36
al0qpv
md5
2c6968cd74b7ee0ba6ff8bab06544056
sha1
17401cdb88c30939656cd88a08a3926ff92eb906
sha256
0a81d6fa61feb9919804c3b363be8445ca2331e67253cc1dfae8d20a5455fda8
sha512
f4dc2dcedd7a19c4ad22e04c9cd500455c2c42b1698ebd0cb577091bcea3dcc2b35ae7b6b0eb02edc44ccefb80c33e651397d554fd8d6ea25bcc161f5987403a
ripemd-160
a76174550a58e870d0aaca0034299abc976b54d1
Diameter
1279936646
Circumference
4021039564.134
Area
1.2866689732877E+18
Volume
1.0979031801214E+27
Surface area
5.1466758931509E+18
Circumference
4021039564.134
Perimeter
2559873292
Area
409559454443432329
Diagonal
905051881.87577
Surface area
2457356726660593974
Volume
2.6210507722896E+26
Space diagonal
1108457650.6707
Perimeter
1919904969
Area
1.7734444595405E+17
Altitude
554228825.33533
Surface area
1.7734444595405E+17
Volume
3.0889379582003E+25
Height
301683960.62526