2008661305 is an odd 10-digits composite number following 2008661304
and preceding 2008661306 . In scientific notation, it is written as 2.008661305 × 10^9.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 1377367728 positive integers (up to 2008661305) that are relatively prime to 2008661305.
2008661305 has 8 divisors, whose sum is 2754735552
The reverse of 2008661305 is 5031668002
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
two billion eight million six hundred sixty-one thousand three hundred five
Scientific notation
2.008661305 × 10^9
Engineering notation
2.008661305 × 10^9
Prime Factorization
5 × 7 × 57390323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2008661305
Product of the distinct prime numbers
The prime factorization of 2008661305 is 5 × 7 × 57390323.
Since it has a total of 3 prime factors.
8 , 7 , 90 , 93 , 41 , 944 , 9755 , 1809 , 12104 , 82049 , 441318 , 8611 , 2044574 , 4526617 , 19825128 , 59139094 , 904461722 , 203480979 , 306160156 , 9782293076
n×2
4017322610
n×3
6025983915
n×4
8034645220
n×5
10043306525
n÷2
1004330652.5
n÷3
669553768.33333
n÷3
502165326.25
n÷5
401732261
n2
4034720238204303025
n3
8.1043864189814E+27
n4
1.6278967400575E+37
n5
3.2698931902892E+46
2 √n
44818.09126904
3 √n
1261.7371908022
4 √n
211.70283717759
5 √n
72.540633283385
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
-2008661304
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 2008661305 can be divided by 8 positive divisors.
The sum of these divisors (counting 2008661305) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101110011011110100111001
3
Ternary
12011222122120022011
4
Quaternary
1313232123310321
5
Quinary
13103204130210
6
Senary
531152325521
8
Octal
16756336471
10
Decimal
2008661305
12
Duodecimal
4808438a1
16
Hexadecimal
77b9bd39
20
Vigesimal
1b7e2d55
36
Base36
x7wkzd
md5
8ed767a507443cb1204bda462e87c77d
sha1
159aecd0c934cd045e3d99f91f8d90620f39671b
sha256
548a0b03eb806a764e5a5f74d70a2994797000a38eea9ba1b7abd76f93bab9b0
sha512
ca1b049e85f5170273b4103f1b3888df9abe5f77e83005de82597506979c1c18e4c574058b13cc4ddf486aa885561b885b0a47ad018fee0137623d81ce496173
ripemd-160
c68ee39ecd80b756983d3895710e6547145c7c0b
Diameter
4017322610
Circumference
12620791198.676
Area
1.2675447459633E+19
Volume
3.3947574447633E+28
Surface area
5.0701789838531E+19
Circumference
12620791198.676
Perimeter
8034645220
Area
4034720238204303025
Diagonal
2840676059.745
Surface area
2.4208321429226E+19
Volume
8.1043864189814E+27
Space diagonal
3479103435.4576
Perimeter
6025983915
Area
1.7470851117241E+18
Altitude
1739551717.7288
Surface area
1.7470851117241E+18
Volume
9.5511109903631E+26
Height
946892019.91501