20992439 is an odd 8-digits composite number following 20992438
and preceding 20992440 . In scientific notation, it is written as 2.0992439 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19377624 positive integers (up to 20992439) that are relatively prime to 20992439.
20992439 has 4 divisors, whose sum is 22607256
The reverse of 20992439 is 93429902
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred ninety-two thousand four hundred thirty-nine
Scientific notation
2.0992439 × 10^7
Engineering notation
2.0992439 × 10^6
Prime Factorization
13 × 1614803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20992439
Product of the distinct prime numbers
The prime factorization of 20992439 is 13 × 1614803.
Since it has a total of 2 prime factors.
7 , 5 , 7 , 46 , 33 , 940 , 935 , 9759 , 8310 , 2407 , 234770 , 618108 , 8160318 , 1316943 , 24302206 , 87186069 , 644512771 , 473966182 , 5150312416 , 9449181435
n×2
41984878
n×3
62977317
n×4
83969756
n×5
104962195
n÷2
10496219.5
n÷3
6997479.6666667
n÷3
5248109.75
n÷5
4198487.8
n2
440682495168721
n3
9.2510003981972E+21
n4
1.9420106154813E+29
n5
4.0767539382844E+36
2 √n
4581.7506479511
3 √n
275.85930219405
4 √n
67.688630123168
5 √n
29.13483614674
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
-20992438
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 20992439 can be divided by 4 positive divisors.
The sum of these divisors (counting 20992439) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000101000110110111
3
Ternary
1110111112012202
4
Quaternary
1100011012313
5
Quinary
20333224224
6
Senary
2025535115
8
Octal
120050667
10
Decimal
20992439
12
Duodecimal
704449b
16
Hexadecimal
14051b7
20
Vigesimal
6b411j
36
Base36
chxvb
md5
8e2a4cda5b58baa54e5426d8a1c4482b
sha1
6dad296c1cbae50112c65a2a64e2e36f79d4c6a3
sha256
cf67c8aef677b832e46b8c763d8b9b1035c165afb0208daaa6d1594970bb8b7d
sha512
c9b225bf3f58c80b05ba69b870e968a3091263060fbcf72a35f5231bb6d6303e8442463bbc0edc97df88856a4613446a102d478c3fc17d84bb57063b7489bd56
ripemd-160
622d2d2fe8777084c581474f3bf7e187b082deca
Diameter
41984878
Circumference
131899384.28666
Area
1.3844448893877E+15
Volume
3.8750499852443E+22
Surface area
5.5377795575507E+15
Circumference
131899384.28666
Perimeter
83969756
Area
440682495168721
Diagonal
29687791.94109
Surface area
2644094971012326
Volume
9.2510003981972E+21
Space diagonal
36359970.92279
Perimeter
62977317
Area
1.9082111790961E+14
Altitude
18179985.461395
Surface area
1.9082111790961E+14
Volume
1.0902408523874E+21
Height
9895930.64703