7989491 is an odd 7-digits prime number following 7989490
and preceding 7989492 . In scientific notation, it is written as 7.989491 × 10^6.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 7989490 positive integers (up to 7989491) that are relatively prime to 7989491.
7989491 has 2 divisors, whose sum is 7989492
The reverse of 7989491 is 1949897
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 7
Sum of Digits 47
Digital Root 2
Name
seven million nine hundred eighty-nine thousand four hundred ninety-one
Scientific notation
7.989491 × 10^6
Engineering notation
7.989491 × 10^6
Prime Factorization
7989491
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
7989491
Product of the distinct prime numbers
The prime factorization of 7989491 is 7989491.
Since it has a total of 1 prime factors.
1 , 3 , 93 , 93 , 19 , 186 , 8581 , 9150 , 22725 , 68260 , 156921 , 746020 , 9380096 , 6086837 , 38163015 , 92779140 , 75425241 , 371240729 , 3168047004 , 709008799
n×2
15978982
n×3
23968473
n×4
31957964
n×5
39947455
n÷2
3994745.5
n÷3
2663163.6666667
n÷3
1997372.75
n÷5
1597898.2
n2
63831966439081
n3
5.0998492137734E+20
n4
4.07451993948E+27
n5
3.2553340385796E+34
2 √n
2826.5687679588
3 √n
199.91238662509
4 √n
53.165484743006
5 √n
24.016174052397
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
7989492
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
3994746
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
2826.5689448517
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999997496712
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989491 can be divided by 2 positive divisors.
The sum of these divisors (counting 7989491) is 7989492, the average is 3994746.
Base
System
Value
2
Binary
11110011110100011110011
3
Ternary
120000220112002
4
Quaternary
132132203303
5
Quinary
4021130431
6
Senary
443124215
8
Octal
36364363
10
Decimal
7989491
12
Duodecimal
281366b
16
Hexadecimal
79e8f3
20
Vigesimal
29ideb
36
Base36
4r8qb
md5
200eb90ca0fb98c629b7a6762ba1da7f
sha1
b8319c2f6ddf5a76a32704d8cb82dc3c0cce517e
sha256
93b29a9930316dd566fa5a4b2ea6b8be55c1defd51ef88d1beb6b8c0bf294f1c
sha512
9c3549e6f49578fefb68f2b7f336cf58411ad766eac8aa02af403f14a9a9f8b978283f9bc0ff0e055b7233d9aaf87a7b9c00e0b90346b4692e606b9c01952565
ripemd-160
56b8d5837c89c218008126c003f834819630d695
Diameter
15978982
Circumference
50199452.463044
Area
2.0053403682921E+14
Volume
2.1362198432542E+21
Surface area
8.0213614731683E+14
Circumference
50199452.463044
Perimeter
31957964
Area
63831966439081
Diagonal
11298846.528658
Surface area
382991798634486
Volume
5.0998492137734E+20
Space diagonal
13838204.338614
Perimeter
23968473
Area
27640052254880
Altitude
6919102.1693071
Surface area
27640052254880
Volume
6.0102299368134E+19
Height
3766282.1762193