990808061 is an odd 9-digits composite number following 990808060
and preceding 990808062 . In scientific notation, it is written as 9.90808061 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 990395712 positive integers (up to 990808061) that are relatively prime to 990808061.
990808061 has 4 divisors, whose sum is 991220412
The reverse of 990808061 is 160808099
Previous prime number is 2417
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
nine hundred ninety million eight hundred eight thousand sixty-one
Scientific notation
9.90808061 × 10^8
Engineering notation
9.90808061 × 10^6
Prime Factorization
2417 × 409933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
990808061
Product of the distinct prime numbers
The prime factorization of 990808061 is 2417 × 409933.
Since it has a total of 2 prime factors.
2 , 4 , 70 , 1 , 847 , 27 , 7041 , 7625 , 84503 , 16113 , 965612 , 452324 , 5191520 , 1688935 , 79102006 , 57680354 , 315179722 , 353905676 , 3017552500 , 2243077989
n×2
1981616122
n×3
2972424183
n×4
3963232244
n×5
4954040305
n÷2
495404030.5
n÷3
330269353.66667
n÷3
247702015.25
n÷5
198161612.2
n2
981700613742579721
n3
9.726768815848E+26
n4
9.6373609502256E+35
n5
9.5487749162501E+44
2 √n
31477.103758129
3 √n
996.92658412524
4 √n
177.4178789134
5 √n
62.979311166716
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
-990808060
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 990808061 can be divided by 4 positive divisors.
The sum of these divisors (counting 990808061) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011000011101000011111111101
3
Ternary
2120001101021010212
4
Quaternary
323003220133331
5
Quinary
4012121324221
6
Senary
242152242205
8
Octal
7303503775
10
Decimal
990808061
12
Duodecimal
2379a0365
16
Hexadecimal
3b0e87fd
20
Vigesimal
f9cb031
36
Base36
gdwge5
md5
c5dd569cfecd2148959e5f1f27159bcd
sha1
60bbb17b1b36ec68877b2c710e65ee80f95a2277
sha256
3b3ccba7cc33bea6603015b4db881c1625ff6bdaceb7c99df7ca73134848025c
sha512
0687ee139952c70aca97134acf750bdc058e78a103f7e08f6bbc7b51157658e773fe2b7e988cb7afebbe25d8e4d6c1530ef157b2ef85d836283d8e8d5523aa92
ripemd-160
22eaee2d0daec85ba850af64e576bc32929de87c
Diameter
1981616122
Circumference
6225430651.1103
Area
3.0841034361583E+18
Volume
4.0743393940046E+27
Surface area
1.2336413744633E+19
Circumference
6225430651.1103
Perimeter
3963232244
Area
981700613742579721
Diagonal
1401214197.5748
Surface area
5890203682455478326
Volume
9.726768815848E+26
Space diagonal
1716129902.2008
Perimeter
2972424183
Area
4.2508883520592E+17
Altitude
858064951.1004
Surface area
4.2508883520592E+17
Volume
1.14631069812E+26
Height
467071399.1916