989899642 is an even 9-digits composite number following 989899641
and preceding 989899643 . In scientific notation, it is written as 9.89899642 × 10^8.
The sum of its digits is 64. It has a total of 2 prime factors and 4 positive divisors.
There are 494949820 positive integers (up to 989899642) that are relatively prime to 989899642.
989899642 has 4 divisors, whose sum is 1484849466
The reverse of 989899642 is 246998989
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 64
Digital Root 1
Name
nine hundred eighty-nine million eight hundred ninety-nine thousand six hundred forty-two
Scientific notation
9.89899642 × 10^8
Engineering notation
9.89899642 × 10^6
Prime Factorization
2 × 494949821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
989899642
Product of the distinct prime numbers
The prime factorization of 989899642 is 2 × 494949821.
Since it has a total of 2 prime factors.
2 , 1 , 100 , 51 , 719 , 183 , 149 , 3277 , 20630 , 14315 , 572965 , 412296 , 498030 , 6886778 , 78766626 , 71832901 , 153858080 , 91807642 , 3705353675 , 465641008
n×2
1979799284
n×3
2969698926
n×4
3959598568
n×5
4949498210
n÷2
494949821
n÷3
329966547.33333
n÷3
247474910.5
n÷5
197979928.4
n2
979901301231728164
n3
9.7000394728462E+26
n4
9.6020656015563E+35
n5
9.5050813014411E+44
2 √n
31462.670611377
3 √n
996.62181471495
4 √n
177.37719867947
5 √n
62.967758455675
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
-989899641
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 989899642 can be divided by 4 positive divisors.
The sum of these divisors (counting 989899642) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011000000001010101101111010
3
Ternary
2112222200010000201
4
Quaternary
323000022231322
5
Quinary
4011403242032
6
Senary
242120552414
8
Octal
7300125572
10
Decimal
989899642
12
Duodecimal
23762270a
16
Hexadecimal
3b00ab7a
20
Vigesimal
f96h922
36
Base36
gdczga
md5
9ad140e3d96d358c9e29fd90bc0ca8e7
sha1
2f1b81f1d9c37ad680339ea73774e63433534ae9
sha256
509c7c57faa521cb85888a91af70f586d4a7d167177d84141c0ce8291d8dbd62
sha512
ca06a088b4edb78c8a36c19069752c10caa09451f9b2e00b42332cb901dcfd3b4bf8e46ee9c15b31743d775d7d5ab1ab31c130a8fd9067c4fdddd9309fcbc42c
ripemd-160
db32b1eb5580c4c7d048a95babcb6508ef9cb806
Diameter
1979799284
Circumference
6219722886.1967
Area
3.0784507291927E+18
Volume
4.06314303299E+27
Surface area
1.2313802916771E+19
Circumference
6219722886.1967
Perimeter
3959598568
Area
979901301231728164
Diagonal
1399929499.1047
Surface area
5879407807390368984
Volume
9.7000394728462E+26
Space diagonal
1714556474.3382
Perimeter
2969698926
Area
4.2430971003405E+17
Altitude
857278237.16912
Surface area
4.2430971003405E+17
Volume
1.1431606148378E+26
Height
466643166.36822