20046989 is an odd 8-digits composite number following 20046988
and preceding 20046990 . In scientific notation, it is written as 2.0046989 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20030556 positive integers (up to 20046989) that are relatively prime to 20046989.
20046989 has 4 divisors, whose sum is 20063424
The reverse of 20046989 is 98964002
Previous prime number is 1327
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million forty-six thousand nine hundred eighty-nine
Scientific notation
2.0046989 × 10^7
Engineering notation
2.0046989 × 10^6
Prime Factorization
1327 × 15107
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20046989
Product of the distinct prime numbers
The prime factorization of 20046989 is 1327 × 15107.
Since it has a total of 2 prime factors.
2 , 4 , 1 , 45 , 86 , 895 , 7291 , 5354 , 90964 , 83919 , 966035 , 89590 , 1988066 , 4552652 , 3232090 , 12200985 , 93917184 , 476636936 , 6469543394 , 6100591176
n×2
40093978
n×3
60140967
n×4
80187956
n×5
100234945
n÷2
10023494.5
n÷3
6682329.6666667
n÷3
5011747.25
n÷5
4009397.8
n2
401881767966121
n3
8.0565193817174E+21
n4
1.6150895542358E+29
n5
3.2377682527779E+36
2 √n
4477.3864028024
3 √n
271.65417501037
4 √n
66.913275235953
5 √n
28.867543599522
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
-20046988
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 20046989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20046989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011110010010001101
3
Ternary
1101201111022002
4
Quaternary
1030132102031
5
Quinary
20113000424
6
Senary
1553402045
8
Octal
114362215
10
Decimal
20046989
12
Duodecimal
6869325
16
Hexadecimal
131e48d
20
Vigesimal
655h99
36
Base36
bxoct
md5
ce394f9f651bf524fd3ebc1b8cede83f
sha1
64115aaebe853868494e3a1f92015bf7d360e9a5
sha256
46b0a6ac76606e37a47fb688ed108f50f2ba7f6159a4b4933f2300c558fafe6a
sha512
4fca3c05f665f9ab37152727f9269526781933dc4245e7236a0a7364a8e9b2d65b146b3328d6ae422c7f366a1d0a3ec066c1b4aeb7a4acbe259baa819a92ab4d
ripemd-160
308693fc68557f123514f04bf6f27b17f74098ce
Diameter
40093978
Circumference
125958946.73799
Area
1.262548809854E+15
Volume
3.3747069470809E+22
Surface area
5.0501952394162E+15
Circumference
125958946.73799
Perimeter
80187956
Area
401881767966121
Diagonal
28350723.728544
Surface area
2411290607796726
Volume
8.0565193817174E+21
Space diagonal
34722403.486774
Perimeter
60140967
Area
1.7401991018823E+14
Altitude
17361201.743387
Surface area
1.7401991018823E+14
Volume
9.4946991459554E+20
Height
9450241.2428481