639968325 is an odd 9-digits composite number following 639968324
and preceding 639968326 . In scientific notation, it is written as 6.39968325 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 341316400 positive integers (up to 639968325) that are relatively prime to 639968325.
639968325 has 8 divisors, whose sum is 887422848
The reverse of 639968325 is 523869936
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred thirty-nine million nine hundred sixty-eight thousand three hundred twenty-five
Scientific notation
6.39968325 × 10^8
Engineering notation
6.39968325 × 10^6
Prime Factorization
3 × 25 × 8532911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639968325
Product of the distinct prime numbers
The prime factorization of 639968325 is 3 × 25 × 8532911.
Since it has a total of 3 prime factors.
10 , 4 , 42 , 40 , 744 , 827 , 4066 , 9083 , 21970 , 84024 , 680855 , 520794 , 9508729 , 2596334 , 63428262 , 55295035 , 764661641 , 908449971 , 7711378501 , 7381310938
n×2
1279936650
n×3
1919904975
n×4
2559873300
n×5
3199841625
n÷2
319984162.5
n÷3
213322775
n÷3
159992081.25
n÷5
127993665
n2
409559457003305625
n3
2.6210507968632E+26
n4
1.6773894882084E+35
n5
1.0734761411414E+44
2 √n
25297.595241445
3 √n
861.75965875345
4 √n
159.05217773248
5 √n
57.707425005986
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
-639968324
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 639968325 can be divided by 8 positive divisors.
The sum of these divisors (counting 639968325) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001001010010010001000101
3
Ternary
1122121012202111120
4
Quaternary
212021102101011
5
Quinary
2302312441300
6
Senary
143300424153
8
Octal
4611222105
10
Decimal
639968325
12
Duodecimal
15a3a8059
16
Hexadecimal
26252445
20
Vigesimal
9jjg0g5
36
Base36
al0qpx
md5
9423cbfe895c1db4a7350260758ea130
sha1
237f163687ddbe645f1291d0291e14e82fba8fa6
sha256
e644bc37e8405cf9b4741a0c11d2fad6c4c02b3ca4b47bb99f9971ccb82560bc
sha512
c29e3feae7c10ad4bd592956b52e6bca3bed2cfd9b76d9eec8dca003586526fc11c7617299806c76ecb98319bcaf9fd787851af651fc5f16f75357d872532ced
ripemd-160
9efe824ffed0de53d6c5fcbdfd92ec31b00e5319
Diameter
1279936650
Circumference
4021039576.7003
Area
1.2866689813298E+18
Volume
1.0979031904148E+27
Surface area
5.1466759253192E+18
Circumference
4021039576.7003
Perimeter
2559873300
Area
409559457003305625
Diagonal
905051884.70419
Surface area
2457356742019833750
Volume
2.6210507968632E+26
Space diagonal
1108457654.1348
Perimeter
1919904975
Area
1.7734444706251E+17
Altitude
554228827.06738
Surface area
1.7734444706251E+17
Volume
3.0889379871606E+25
Height
301683961.56806