989890992 is an even 9-digits composite number following 989890991
and preceding 989890993 . In scientific notation, it is written as 9.89890992 × 10^8.
The sum of its digits is 63. It has a total of 6 prime factors and 20 positive divisors.
There are 329963616 positive integers (up to 989890992) that are relatively prime to 989890992.
989890992 has 20 divisors, whose sum is 2131015640
The reverse of 989890992 is 299098989
Previous prime number is 9
Is Prime? no Number parity even Number length 9 Sum of Digits 63 Digital Root 9
Name
nine hundred eighty-nine million eight hundred ninety thousand nine hundred ninety-two
Scientific notation
9.89890992 × 10^8
Engineering notation
9.89890992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 9 × 6874243
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
123736374 Product of the distinct prime numbers
The prime factorization of 989890992 is 2 × 2 × 2 × 2 × 9 × 6874243.
Since it has a total of 6 prime factors.
8 , 1 , 1 , 51 , 470 , 636 , 9056 , 5264 , 50818 , 9330 , 737174 , 983468 , 1455901 , 8411753 , 35488868 , 57772942 , 473897459 , 948648111 , 276978119 , 8564043833
n×2
1979781984
n×3
2969672976
n×4
3959563968
n×5
4949454960
n÷2
494945496
n÷3
329963664
n÷3
247472748
n÷5
197978198.4
n2
979884176042744064
n3
9.6997851906805E+26
n4
9.6017299845897E+35
n5
9.5046660193616E+44
2 √n31462.533146586
3 √n996.61891179313
4 √n177.3768111862
5 √n62.967648409567
1 , 2 , 4 , 8 , 9 , 16 , 18 , 36 , 72 , 144 , 6874243 , 13748486 , 27496972 , 54993944 , 61868187 , 109987888 , 123736374 , 247472748 , 494945496 , 989890992
20 divisors
τ Total Divisors
20 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-989890991 Sum of the proper positive divisors of n
A Arithmetic Mean
0.05 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
20 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 989890992 can be divided by 20 positive divisors.
The sum of these divisors (counting 989890992) is 1, the average is 0.05.
Base
System
Value
2
Binary
111011000000001000100110110000
3
Ternary
2112222122200011100
4
Quaternary
323000020212300
5
Quinary
4011403002432
6
Senary
242120444400
8
Octal
7300104660
10
Decimal
989890992
12
Duodecimal
237619700
16
Hexadecimal
3b0089b0
20
Vigesimal
f96g79c
36
Base36
gdcss0
md5
8f746347a1b8fe5f4a5345059236ca78
sha1
6ef9caed5a588238fe474a07c9420dc8b7bcb93c
sha256
8a48a193b0d2aa6e5499f9edf09170a2958a88210868c0bcd5d9a37bc9c581c4
sha512
7f70ea3537c3d3f164208051a450e73b02117577f8f5745a284822ee9a857b6aa6f6a06bdb4b5b1ee3d7e112eb96a9708d765072a95debfe22db9d85106d3e98
ripemd-160
9fa0d0aa11de96ba09e08c0dcd7452b71c35acf9
Diameter
1979781984
Circumference
6219668536.6438
Area
3.0783969288248E+18
Volume
4.0630365195255E+27
Surface area
1.2313587715299E+19
Circumference
6219668536.6438
Perimeter
3959563968
Area
979884176042744064
Diagonal
1399917266.1574
Surface area
5879305056256464384
Volume
9.6997851906805E+26
Space diagonal
1714541492.0988
Perimeter
2969672976
Area
4.243022946097E+17
Altitude
857270746.04938
Surface area
4.243022946097E+17
Volume
1.1431306473972E+26
Height
466639088.71912