7989406421 is an odd 10-digits composite number following 7989406420
and preceding 7989406422 . In scientific notation, it is written as 7.989406421 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 7842163840 positive integers (up to 7989406421) that are relatively prime to 7989406421.
7989406421 has 8 divisors, whose sum is 8137641024
The reverse of 7989406421 is 1246049897
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 50
Digital Root 5
Name
seven billion nine hundred eighty-nine million four hundred six thousand four hundred twenty-one
Scientific notation
7.989406421 × 10^9
Engineering notation
7.989406421 × 10^9
Prime Factorization
71 × 227 × 495713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7989406421
Product of the distinct prime numbers
The prime factorization of 7989406421 is 71 × 227 × 495713.
Since it has a total of 3 prime factors.
7 , 7 , 84 , 12 , 593 , 736 , 7327 , 7504 , 8227 , 60122 , 916927 , 922036 , 6587449 , 420773 , 6022607 , 29442752 , 499949358 , 116992378 , 4338163049 , 2715974160
n×2
15978812842
n×3
23968219263
n×4
31957625684
n×5
39947032105
n÷2
3994703210.5
n÷3
2663135473.6667
n÷3
1997351605.25
n÷5
1597881284.2
n2
6.3830614959916E+19
n3
5.0996872501713E+29
n4
4.0743474061611E+39
n5
3.2551617328168E+49
2 √n
89383.479575367
3 √n
1999.1168117967
4 √n
298.97070019547
5 √n
95.609908563236
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
-7989406420
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 7989406421 can be divided by 8 positive divisors.
The sum of these divisors (counting 7989406421) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100001101001010101011010101
3
Ternary
202121210110220020112
4
Quaternary
13130031022223111
5
Quinary
112330242001141
6
Senary
3400440412405
8
Octal
73415125325
10
Decimal
7989406421
12
Duodecimal
166b777105
16
Hexadecimal
1dc34aad5
20
Vigesimal
64gdfg11
36
Base36
3o4opg5
md5
eee168f0494a75ba966676009f062ea8
sha1
a2849d5fca884dc7ebc38aa9584ac4d6b72a83ea
sha256
a9ccb27dcd7f4e6949d597549268ebdb0fb555bc935bac7dba4b61c5ce96a549
sha512
c2c1beeafdee3bc98c227a84b1a42c034251da88cba84c6ee9f4a33a56fa26c6a352537de84883b5f4649d3e5ca7be5241495a7a1e93ac918497eeeb02923642
ripemd-160
25932e71be05b91ea04daa92758f54d2c3708f8e
Diameter
15978812842
Circumference
50198921037.513
Area
2.0052979103219E+20
Volume
2.1361520000992E+30
Surface area
8.0211916412876E+20
Circumference
50198921037.513
Perimeter
31957625684
Area
6.3830614959916E+19
Diagonal
11298726915.889
Surface area
3.829836897595E+20
Volume
5.0996872501713E+29
Space diagonal
13838057843.489
Perimeter
23968219263
Area
2.7639467047235E+19
Altitude
6919028921.7445
Surface area
2.7639467047235E+19
Volume
6.0100390608779E+28
Height
3766242305.2963