7989997 is an odd 7-digits composite number following 7989996
and preceding 7989998 . In scientific notation, it is written as 7.989997 × 10^6.
The sum of its digits is 58. It has a total of 2 prime factors and 4 positive divisors.
There are 7984000 positive integers (up to 7989997) that are relatively prime to 7989997.
7989997 has 4 divisors, whose sum is 7995996
The reverse of 7989997 is 7999897
Previous prime number is 4001
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 58
Digital Root 4
Name
seven million nine hundred eighty-nine thousand nine hundred ninety-seven
Scientific notation
7.989997 × 10^6
Engineering notation
7.989997 × 10^6
Prime Factorization
4001 × 1997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7989997
Product of the distinct prime numbers
The prime factorization of 7989997 is 4001 × 1997.
Since it has a total of 2 prime factors.
5 , 4 , 24 , 84 , 441 , 129 , 2316 , 2670 , 61547 , 49852 , 616988 , 968299 , 5914374 , 3900493 , 72424565 , 94194595 , 143352110 , 314998501 , 9294782665 , 1961766864
n×2
15979994
n×3
23969991
n×4
31959988
n×5
39949985
n÷2
3994998.5
n÷3
2663332.3333333
n÷3
1997499.25
n÷5
1597999.4
n2
63840052060009
n3
5.1008182443932E+20
n4
4.0755522470247E+27
n5
3.256365022707E+34
2 √n
2826.6582743586
3 √n
199.91660689945
4 √n
53.166326508031
5 √n
24.016478248903
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7989996
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7989997 can be divided by 4 positive divisors.
The sum of these divisors (counting 7989997) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110011110101011101101
3
Ternary
120000221012211
4
Quaternary
132132223231
5
Quinary
4021134442
6
Senary
443130421
8
Octal
36365355
10
Decimal
7989997
12
Duodecimal
2813a11
16
Hexadecimal
79eaed
20
Vigesimal
29iejh
36
Base36
4r94d
md5
37cb13186f4c2e954befb5c2bfe7dd03
sha1
90490f7b02db1857dece745ffff3dc07c26ad8ee
sha256
f7cddcd1c032da530fd90b4e5fa84aad583668039d80c6820f822edb31a72c90
sha512
e0aefaa56f3e957fcea5c6621d15337f8296f65b312c927606c8c6ab72a2c61253778068f8f300a305bbd7e601f848693408d1f9e2f4a2afcddba6dabde72752
ripemd-160
55e854d2b2be4987bdf44d6618170fa0531cc480
Diameter
15979994
Circumference
50202631.754809
Area
2.0055943855651E+14
Volume
2.136625749851E+21
Surface area
8.0223775422606E+14
Circumference
50202631.754809
Perimeter
31959988
Area
63840052060009
Diagonal
11299562.12072
Surface area
383040312360054
Volume
5.1008182443932E+20
Space diagonal
13839080.756323
Perimeter
23969991
Area
27643553431444
Altitude
6919540.3781615
Surface area
27643553431444
Volume
6.0113719503508E+19
Height
3766520.7069068