639968313 is an odd 9-digits composite number following 639968312
and preceding 639968314 . In scientific notation, it is written as 6.39968313 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 426559104 positive integers (up to 639968313) that are relatively prime to 639968313.
639968313 has 8 divisors, whose sum is 853463968
The reverse of 639968313 is 313869936
Previous prime number is 5683
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred thirty-nine million nine hundred sixty-eight thousand three hundred thirteen
Scientific notation
6.39968313 × 10^8
Engineering notation
6.39968313 × 10^6
Prime Factorization
3 × 5683 × 37537
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639968313
Product of the distinct prime numbers
The prime factorization of 639968313 is 3 × 5683 × 37537.
Since it has a total of 3 prime factors.
2 , 3 , 27 , 69 , 410 , 271 , 6575 , 7621 , 5393 , 42091 , 40694 , 381745 , 179204 , 1049462 , 30465845 , 64018524 , 992618810 , 722604439 , 9517231202 , 6760717986
n×2
1279936626
n×3
1919904939
n×4
2559873252
n×5
3199841565
n÷2
319984156.5
n÷3
213322771
n÷3
159992078.25
n÷5
127993662.6
n2
409559441644065969
n3
2.6210506494217E+26
n4
1.677389362398E+35
n5
1.073476040498E+44
2 √n
25297.595004269
3 √n
861.75965336719
4 √n
159.05217698689
5 √n
57.707424789572
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
-639968312
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 639968313 can be divided by 8 positive divisors.
The sum of these divisors (counting 639968313) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001001010010010000111001
3
Ternary
1122121012202111010
4
Quaternary
212021102100321
5
Quinary
2302312441223
6
Senary
143300424133
8
Octal
4611222071
10
Decimal
639968313
12
Duodecimal
15a3a8049
16
Hexadecimal
26252439
20
Vigesimal
9jjg0fd
36
Base36
al0qpl
md5
f3902895155d8a159e48dbe2ea040d50
sha1
e94e9872252d10edc260c39051fdd1082f3e6c6b
sha256
b275b4f03541cb9644a8691fc66556f3ad8434f1defb0b4ccbdae988b31fae8b
sha512
c9295a5785a47844cb4a7e000e8220f814b93ae40f2e49fd14077884c7edf9914b61f2aa4aae710c1baabec1521ad72426a9f4a20342d42049f69dce081db7ea
ripemd-160
d41223795bddb3fcf8db59f4c0ef5bcef4ab5655
Diameter
1279936626
Circumference
4021039501.3021
Area
1.2866689330773E+18
Volume
1.0979031286547E+27
Surface area
5.1466757323093E+18
Circumference
4021039501.3021
Perimeter
2559873252
Area
409559441644065969
Diagonal
905051867.73363
Surface area
2457356649864395814
Volume
2.6210506494217E+26
Space diagonal
1108457633.3501
Perimeter
1919904939
Area
1.7734444041177E+17
Altitude
554228816.67507
Surface area
1.7734444041177E+17
Volume
3.0889378133992E+25
Height
301683955.91121