7981992009 is an odd 10-digits composite number following 7981992008
and preceding 7981992010 . In scientific notation, it is written as 7.981992009 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 5319309312 positive integers (up to 7981992009) that are relatively prime to 7981992009.
7981992009 has 8 divisors, whose sum is 8872244520
The reverse of 7981992009 is 9002991897
Previous prime number is 2657
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
seven billion nine hundred eighty-one million nine hundred ninety-two thousand nine
Scientific notation
7.981992009 × 10^9
Engineering notation
7.981992009 × 10^9
Prime Factorization
9 × 2657 × 333793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7981992009
Product of the distinct prime numbers
The prime factorization of 7981992009 is 9 × 2657 × 333793.
Since it has a total of 3 prime factors.
6 , 2 , 1 , 96 , 871 , 268 , 6550 , 7504 , 18 , 39574 , 551514 , 495055 , 8746593 , 8182341 , 16515993 , 54877531 , 480339066 , 851685652 , 5845836473 , 7251742833
n×2
15963984018
n×3
23945976027
n×4
31927968036
n×5
39909960045
n÷2
3990996004.5
n÷3
2660664003
n÷3
1995498002.25
n÷5
1596398401.8
n2
6.371219643174E+19
n3
5.0855024279399E+29
n4
4.0592439741566E+39
n5
3.2400852964299E+49
2 √n
89341.994655369
3 √n
1998.498206674
4 √n
298.90131256883
5 √n
95.592156191866
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
-7981992008
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 7981992009 can be divided by 8 positive divisors.
The sum of these divisors (counting 7981992009) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011011110000111000100001001001
3
Ternary
202121021112012120200
4
Quaternary
13123300320201021
5
Quinary
112321342221014
6
Senary
3400013442413
8
Octal
73360704111
10
Decimal
7981992009
12
Duodecimal
16691a0409
16
Hexadecimal
1dbc38849
20
Vigesimal
64e79009
36
Base36
3o09sg9
md5
50cd42836411403fb315ff12fad3b43f
sha1
379e31c2c0b0b2fd1431b4ccf663f8502ba0384c
sha256
02692324600f6b13cbabbd395f26298c6b7fc11d354bf543fd1b3b787e84c1e4
sha512
86692264de7ea22c7caaeb69630bf92e806eb8f5cab4e0b28aa9ec4985e808164f1f42561790acd000ffb0e54bf0335a77be0762bd18c73daa9539aa71f6d1ce
ripemd-160
0ad56223d1ab328e9304f9b6e43686b35bcfb91e
Diameter
15963984018
Circumference
50152334912.974
Area
2.0015776825402E+20
Volume
2.1302102756572E+30
Surface area
8.006310730161E+20
Circumference
50152334912.974
Perimeter
31927968036
Area
6.371219643174E+19
Diagonal
11288241353.881
Surface area
3.8227317859044E+20
Volume
5.0855024279399E+29
Space diagonal
13825215705.197
Perimeter
23945976027
Area
2.7588190320395E+19
Altitude
6912607852.5984
Surface area
2.7588190320395E+19
Volume
5.9933220875615E+28
Height
3762747117.9605