87982009 is an odd 8-digits composite number following 87982008
and preceding 87982010 . In scientific notation, it is written as 8.7982009 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 85910400 positive integers (up to 87982009) that are relatively prime to 87982009.
87982009 has 8 divisors, whose sum is 90077832
The reverse of 87982009 is 90028978
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-seven million nine hundred eighty-two thousand nine
Scientific notation
8.7982009 × 10^7
Engineering notation
8.7982009 × 10^6
Prime Factorization
73 × 101 × 11933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87982009
Product of the distinct prime numbers
The prime factorization of 87982009 is 73 × 101 × 11933.
Since it has a total of 3 prime factors.
2 , 7 , 59 , 82 , 860 , 782 , 7718 , 8128 , 52685 , 59762 , 720067 , 872475 , 8385326 , 2347358 , 87440882 , 18655669 , 801106937 , 586896823 , 8566073949 , 5468268474
n×2
175964018
n×3
263946027
n×4
351928036
n×5
439910045
n÷2
43991004.5
n÷3
29327336.333333
n÷3
21995502.25
n÷5
17596401.8
n2
7740833907676081
n3
6.8105411853266E+23
n4
5.9920509586228E+31
n5
5.2719268137001E+39
2 √n
9379.8725471085
3 √n
444.76570421021
4 √n
96.84974211173
5 √n
38.80420362735
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
-87982008
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 87982009 can be divided by 8 positive divisors.
The sum of these divisors (counting 87982009) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111100111111110111001
3
Ternary
20010112221121221
4
Quaternary
11033213332321
5
Quinary
140010411014
6
Senary
12421432041
8
Octal
517477671
10
Decimal
87982009
12
Duodecimal
2556b621
16
Hexadecimal
53e7fb9
20
Vigesimal
179hf09
36
Base36
1gdrcp
md5
a28791b4a157942906af24ed49795e9b
sha1
c60b0daace6c0d2aa7061b5e4d8fd90e8836c1ec
sha256
b548de732a3383053579c3ef25287f705780cd3f0d59d3117d3bf600aece541d
sha512
48133dcdf2c7d059180cf76f0a17bfd8eeec95a497981596accf8e21d6128e4647bb3b306395d69f745cb5e779b2b1ff21652e0c149af0a91a2b8fce31957ce7
ripemd-160
23aea985bc7bac3828ba5c84ef667c1082ab3d77
Diameter
175964018
Circumference
552807266.24494
Area
2.4318546937014E+16
Volume
2.852792820639E+24
Surface area
9.7274187748056E+16
Circumference
552807266.24494
Perimeter
351928036
Area
7740833907676081
Diagonal
124425350.37263
Surface area
46445003446056486
Volume
6.8105411853266E+23
Space diagonal
152389309.73998
Perimeter
263946027
Area
3.3518794052617E+15
Altitude
76194654.869991
Surface area
3.3518794052617E+15
Volume
8.0262997594912E+22
Height
41475116.790877