8389664721 is an odd 10-digits composite number following 8389664720
and preceding 8389664722 . In scientific notation, it is written as 8.389664721 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 5593109796 positive integers (up to 8389664721) that are relatively prime to 8389664721.
8389664721 has 8 divisors, whose sum is 12429132960
The reverse of 8389664721 is 1274669838
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
eight billion three hundred eighty-nine million six hundred sixty-four thousand seven hundred twenty-one
Scientific notation
8.389664721 × 10^9
Engineering notation
8.389664721 × 10^9
Prime Factorization
3 × 9 × 310728323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8389664721
Product of the distinct prime numbers
The prime factorization of 8389664721 is 3 × 9 × 310728323.
Since it has a total of 3 prime factors.
8 , 7 , 11 , 96 , 134 , 460 , 7267 , 3493 , 56433 , 33639 , 11868 , 264831 , 9222311 , 9823672 , 94181873 , 72357520 , 933120561 , 795098322 , 6080422113 , 6793537335
n×2
16779329442
n×3
25168994163
n×4
33558658884
n×5
41948323605
n÷2
4194832360.5
n÷3
2796554907
n÷3
2097416180.25
n÷5
1677932944.2
n2
7.0386474130792E+19
n3
5.9051891885068E+29
n4
4.9542557405647E+39
n5
4.1564544605427E+49
2 √n
91595.112975529
3 √n
2031.9586619488
4 √n
302.64684530907
5 √n
96.549253681315
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
-8389664720
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 8389664721 can be divided by 8 positive divisors.
The sum of these divisors (counting 8389664721) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110100000100000001111111010001
3
Ternary
210122200122010102000
4
Quaternary
13310010001333101
5
Quinary
114140223232341
6
Senary
3504255344213
8
Octal
76404017721
10
Decimal
8389664721
12
Duodecimal
1761822069
16
Hexadecimal
1f4101fd1
20
Vigesimal
6b1f81g1
36
Base36
3uqzmq9
md5
47f2dbccdc3ac547c17e1778ff9a4c14
sha1
4acc7e69163c83a600df2b9f07bf82eeeef61feb
sha256
138360c5753eae3d81ea3bb3c143919bf9e75aaa86f49eb3a19f6e4138ce20b4
sha512
4837978f994f6a83620627ae7c227c5664c3d129acd6c7ef2bde32d522e5dd7ee9110fe9a265fc9639ef1ff1951893fd98826d41a902519f4711e74b3362e7e8
ripemd-160
6522570377d4f8065e3d1081bb4ca968952d9049
Diameter
16779329442
Circumference
52713818107.15
Area
2.2112563004138E+20
Volume
2.4735598630228E+30
Surface area
8.8450252016554E+20
Circumference
52713818107.15
Perimeter
33558658884
Area
7.0386474130792E+19
Diagonal
11864777632.201
Surface area
4.2231884478475E+20
Volume
5.9051891885068E+29
Space diagonal
14531325555.24
Perimeter
25168994163
Area
3.0478237340041E+19
Altitude
7265662777.6201
Surface area
3.0478237340041E+19
Volume
6.9593321989711E+28
Height
3954925877.4004