20453021 is an odd 8-digits composite number following 20453020
and preceding 20453022 . In scientific notation, it is written as 2.0453021 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 20077200 positive integers (up to 20453021) that are relatively prime to 20453021.
20453021 has 8 divisors, whose sum is 20832000
The reverse of 20453021 is 12035402
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million four hundred fifty-three thousand twenty-one
Scientific notation
2.0453021 × 10^7
Engineering notation
2.0453021 × 10^6
Prime Factorization
79 × 199 × 1301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20453021
Product of the distinct prime numbers
The prime factorization of 20453021 is 79 × 199 × 1301.
Since it has a total of 3 prime factors.
3 , 9 , 14 , 51 , 196 , 450 , 8639 , 9221 , 49479 , 51413 , 746564 , 124668 , 5611677 , 4555178 , 33135886 , 52040319 , 499505154 , 397498068 , 8198804100 , 842352101
n×2
40906042
n×3
61359063
n×4
81812084
n×5
102265105
n÷2
10226510.5
n÷3
6817673.6666667
n÷3
5113255.25
n÷5
4090604.2
n2
418326068026441
n3
8.5560318541922E+21
n4
1.7499669919046E+29
n5
3.5792111634732E+36
2 √n
4522.5016307349
3 √n
273.47595950572
4 √n
67.249547438886
5 √n
28.983544304034
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20453020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20453021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20453021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000001011010011101
3
Ternary
1102111010021022
4
Quaternary
1032001122131
5
Quinary
20213444041
6
Senary
2010213525
8
Octal
116013235
10
Decimal
20453021
12
Duodecimal
6a242a5
16
Hexadecimal
138169d
20
Vigesimal
67gcb1
36
Base36
c6dnh
md5
8f48427f7a4e478ee4b4971b3e495298
sha1
884086b9cb09590c16f5a6bdfee281f28a782eed
sha256
217db6ba6fc01aff64c4c823cfffeb7c76c613b632e82aab5e09a1dc4746d0de
sha512
4b9d8f6b5aa8e573e0ce4170722193f33dc2f435f03e3051c61fea284de3f31d89539cbcb5f4e3ebf6c69932bc1f2ee6587911129f6a69e43578eaeffd0200e6
ripemd-160
8dd3f122897148f39484f7a7bbf31d139c27b673
Diameter
40906042
Circumference
128510121.03464
Area
1.314210102117E+15
Volume
3.5839422422681E+22
Surface area
5.2568404084679E+15
Circumference
128510121.03464
Perimeter
81812084
Area
418326068026441
Diagonal
28924939.689702
Surface area
2509956408158646
Volume
8.5560318541922E+21
Space diagonal
35425671.540273
Perimeter
61359063
Area
1.8114050098808E+14
Altitude
17712835.770137
Surface area
1.8114050098808E+14
Volume
1.0083380240246E+21
Height
9641646.5632339