639968310 is an even 9-digits composite number following 639968309
and preceding 639968311 . In scientific notation, it is written as 6.39968310 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 170658144 positive integers (up to 639968310) that are relatively prime to 639968310.
639968310 has 8 divisors, whose sum is 967063632
The reverse of 639968310 is 013869936
Previous prime number is 135
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
six hundred thirty-nine million nine hundred sixty-eight thousand three hundred ten
Scientific notation
6.39968310 × 10^8
Engineering notation
6.39968310 × 10^6
Prime Factorization
2 × 135 × 2370253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639968310
Product of the distinct prime numbers
The prime factorization of 639968310 is 2 × 135 × 2370253.
Since it has a total of 3 prime factors.
5 , 6 , 32 , 64 , 203 , 92 , 1155 , 8081 , 35570 , 94460 , 69974 , 200194 , 8567840 , 4080920 , 63346658 , 64584764 , 60707290 , 697606380 , 3015737780 , 9057158519
n×2
1279936620
n×3
1919904930
n×4
2559873240
n×5
3199841550
n÷2
319984155
n÷3
213322770
n÷3
159992077.5
n÷5
127993662
n2
409559437804256100
n3
2.6210506125614E+26
n4
1.6773893309454E+35
n5
1.0734760153371E+44
2 √n
25297.594944975
3 √n
861.75965202062
4 √n
159.05217680049
5 √n
57.707424735469
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
-639968309
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 639968310 can be divided by 8 positive divisors.
The sum of these divisors (counting 639968310) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110001001010010010000110110
3
Ternary
1122121012202111000
4
Quaternary
212021102100312
5
Quinary
2302312441220
6
Senary
143300424130
8
Octal
4611222066
10
Decimal
639968310
12
Duodecimal
15a3a8046
16
Hexadecimal
26252436
20
Vigesimal
9jjg0fa
36
Base36
al0qpi
md5
dac94285064f8fee509a81251a92ac17
sha1
fd6615a7af8e9b32b1b50cd8ec1508138e8b3981
sha256
4d066307df34e724cd104706dc729a85f45f08fa5210cea7c365f50fb5b22ab2
sha512
fdc52b78d5044a6321e7e4f9ddd3d85c3c112e62821462f3fa0ebac13ece3640deb4e85f122616632e28164718af76fbecb4d332194d214bba9942c9eaa79db2
ripemd-160
9a402c58bbb08519664b809998851f7edc164403
Diameter
1279936620
Circumference
4021039482.4526
Area
1.2866689210142E+18
Volume
1.0979031132147E+27
Surface area
5.1466756840569E+18
Circumference
4021039482.4526
Perimeter
2559873240
Area
409559437804256100
Diagonal
905051863.49099
Surface area
2457356626825536600
Volume
2.6210506125614E+26
Space diagonal
1108457628.154
Perimeter
1919904930
Area
1.7734443874908E+17
Altitude
554228814.07699
Surface area
1.7734443874908E+17
Volume
3.0889377699589E+25
Height
301683954.497