7989405 is an odd 7-digits composite number following 7989404
and preceding 7989406 . In scientific notation, it is written as 7.989405 × 10^6.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 3760128 positive integers (up to 7989405) that are relatively prime to 7989405.
7989405 has 24 divisors, whose sum is 11553024
The reverse of 7989405 is 5049897
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 42
Digital Root 6
Name
seven million nine hundred eighty-nine thousand four hundred five
Scientific notation
7.989405 × 10^6
Engineering notation
7.989405 × 10^6
Prime Factorization
3 × 95 × 97 × 17 × 17
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
469965
Product of the distinct prime numbers
The prime factorization of 7989405 is 3 × 95 × 97 × 17 × 17.
Since it has a total of 5 prime factors.
9 , 4 , 80 , 24 , 37 , 619 , 6978 , 79 , 59164 , 10990 , 855065 , 750851 , 4479528 , 6016951 , 65777165 , 81820890 , 777919535 , 758266458 , 8936161561 , 1019714976
n×2
15978810
n×3
23968215
n×4
31957620
n×5
39947025
n÷2
3994702.5
n÷3
2663135
n÷3
1997351.25
n÷5
1597881
n2
63830592254025
n3
5.0996845290727E+20
n4
4.0743445074996E+27
n5
3.255158837994E+34
2 √n
2826.5535551268
3 √n
199.91166932754
4 √n
53.165341672247
5 √n
24.016122349482
1 , 3 , 17 , 51 , 95 , 97 , 285 , 289 , 291 , 867 , 1615 , 1649 , 4845 , 4947 , 9215 , 27455 , 27645 , 28033 , 82365 , 84099 , 156655 , 469965 , 2663135 , 7989405
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7989404
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989405 can be divided by 24 positive divisors.
The sum of these divisors (counting 7989405) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11110011110100010011101
3
Ternary
120000220101220
4
Quaternary
132132202131
5
Quinary
4021130110
6
Senary
443123553
8
Octal
36364235
10
Decimal
7989405
12
Duodecimal
28135b9
16
Hexadecimal
79e89d
20
Vigesimal
29ida5
36
Base36
4r8nx
md5
d0e72bc4fb91e836a8fe3ca82a687098
sha1
07d98977183810c6945b65be673595dc58f5f7c4
sha256
73fbc068e707c59e3de44dc227fdfcf2ae3a9244714c8e267d3e049580dc7c20
sha512
2d68a5e393c01cef151e46b350de3cae202c1a834c33c3c904d0726085de8232e24db8fe6f598f2572eb3a8b408d698e55dfc8af634ae30080c3f96e31749b47
ripemd-160
cc8142fd33b4526c74377bd0b2e8c418f092b5f2
Diameter
15978810
Circumference
50198912.109107
Area
2.0052971969953E+14
Volume
2.136150860288E+21
Surface area
8.0211887879812E+14
Circumference
50198912.109107
Perimeter
31957620
Area
63830592254025
Diagonal
11298724.906291
Surface area
382983553524150
Volume
5.0996845290727E+20
Space diagonal
13838055.382245
Perimeter
23968215
Area
27639457215296
Altitude
6919027.6911224
Surface area
27639457215296
Volume
6.0100358540324E+19
Height
3766241.6354305