7989968 is an even 7-digits composite number following 7989967
and preceding 7989969 . In scientific notation, it is written as 7.989968 × 10^6.
The sum of its digits is 56. It has a total of 6 prime factors and 20 positive divisors.
There are 3424224 positive integers (up to 7989968) that are relatively prime to 7989968.
7989968 has 20 divisors, whose sum is 17692320
The reverse of 7989968 is 8699897
Previous prime number is 7
Is Prime? no
Number parity even
Number length 7
Sum of Digits 56
Digital Root 2
Name
seven million nine hundred eighty-nine thousand nine hundred sixty-eight
Scientific notation
7.989968 × 10^6
Engineering notation
7.989968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7 × 71339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
998746
Product of the distinct prime numbers
The prime factorization of 7989968 is 2 × 2 × 2 × 2 × 7 × 71339.
Since it has a total of 6 prime factors.
7 , 9 , 16 , 79 , 169 , 372 , 1851 , 1854 , 91167 , 17970 , 904836 , 403733 , 8809827 , 9043324 , 20818312 , 95289467 , 603706822 , 590151686 , 6769419019 , 1763896873
n×2
15979936
n×3
23969904
n×4
31959872
n×5
39949840
n÷2
3994984
n÷3
2663322.6666667
n÷3
1997492
n÷5
1597993.6
n2
63839588641024
n3
5.1007627037495E+20
n4
4.0754930778552E+27
n5
3.2563059276284E+34
2 √n
2826.6531446217
3 √n
199.91636503083
4 √n
53.166278265661
5 √n
24.016460815132
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 56 , 112 , 71339 , 142678 , 285356 , 499373 , 570712 , 998746 , 1141424 , 1997492 , 3994984 , 7989968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7989967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989968 can be divided by 20 positive divisors.
The sum of these divisors (counting 7989968) is 1, the average is 0.05.
Base
System
Value
2
Binary
11110011110101011010000
3
Ternary
120000221011202
4
Quaternary
132132223100
5
Quinary
4021134333
6
Senary
443130332
8
Octal
36365320
10
Decimal
7989968
12
Duodecimal
28139a8
16
Hexadecimal
79ead0
20
Vigesimal
29iei8
36
Base36
4r93k
md5
a60c2d27b7e2029f08dd9564b1b25bb0
sha1
da927e6059aa3bc9e03b579778886f257af1faa0
sha256
2471cb58f0f5ae10c07323bd84b87de855d6d98201c9da63411068b633e56f3f
sha512
57243a80aac4d96aeddb5496af90d6cb733d2284b8e14b4d4d67870705633a0b955ad4671716756fdf54d04cba4007952a708ffd754e7e0d8d61cd1ee79f7a50
ripemd-160
f77947c50fcbc69079c3549c7df6aca53039a343
Diameter
15979936
Circumference
50202449.542435
Area
2.0055798268284E+14
Volume
2.1366024850405E+21
Surface area
8.0223193073134E+14
Circumference
50202449.542435
Perimeter
31959872
Area
63839588641024
Diagonal
11299521.108527
Surface area
383037531846144
Volume
5.1007627037495E+20
Space diagonal
13839030.526849
Perimeter
23969904
Area
27643352765138
Altitude
6919515.2634247
Surface area
27643352765138
Volume
6.0113064950744E+19
Height
3766507.0361757