20453409 is an odd 8-digits composite number following 20453408
and preceding 20453410 . In scientific notation, it is written as 2.0453409 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13500000 positive integers (up to 20453409) that are relatively prime to 20453409.
20453409 has 12 divisors, whose sum is 29837652
The reverse of 20453409 is 90435402
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred fifty-three thousand four hundred nine
Scientific notation
2.0453409 × 10^7
Engineering notation
2.0453409 × 10^6
Prime Factorization
3 × 3 × 101 × 22501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6817803
Product of the distinct prime numbers
The prime factorization of 20453409 is 3 × 3 × 101 × 22501.
Since it has a total of 4 prime factors.
5 , 9 , 68 , 22 , 183 , 330 , 5255 , 9413 , 3781 , 78904 , 928123 , 767826 , 9731908 , 9415700 , 80430533 , 3936452 , 590210477 , 901360634 , 1096463061 , 6848515636
n×2
40906818
n×3
61360227
n×4
81813636
n×5
102267045
n÷2
10226704.5
n÷3
6817803
n÷3
5113352.25
n÷5
4090681.8
n2
418341939721281
n3
8.5565187949727E+21
n4
1.7500997852976E+29
n5
3.5795506699505E+36
2 √n
4522.544527144
3 √n
273.47768880203
4 √n
67.249866372685
5 √n
28.983654268522
1 , 3 , 9 , 101 , 303 , 909 , 22501 , 67503 , 202509 , 2272601 , 6817803 , 20453409
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20453408
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20453409 can be divided by 12 positive divisors.
The sum of these divisors (counting 20453409) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110000001100000100001
3
Ternary
1102111010210200
4
Quaternary
1032001200201
5
Quinary
20214002114
6
Senary
2010215413
8
Octal
116014041
10
Decimal
20453409
12
Duodecimal
6a24569
16
Hexadecimal
1381821
20
Vigesimal
67gda9
36
Base36
c6dy9
md5
99d5c8732864b08614359a79ecf24095
sha1
caffa0de958648e7e8f9840ab6e0b1fba8b56a6d
sha256
56453653aa3193ac36b37b4a58c78b2c33c05c6a5d057a7c307a39c9e69e9579
sha512
dd8c59cf07193e3eb0f78c0b16dc2b7e39cc8f0a12e98d44af6aa821c2dc6321709af38d0278d4286234cd7f622a83bc2b5cf3e2523d5cb70082526ad427e755
ripemd-160
c89687010f27028eb4e099ef3c0a14e8fb506f54
Diameter
40906818
Circumference
128512558.91053
Area
1.3142599645169E+15
Volume
3.5841462115452E+22
Surface area
5.2570398580675E+15
Circumference
128512558.91053
Perimeter
81813636
Area
418341939721281
Diagonal
28925488.404564
Surface area
2510051638327686
Volume
8.5565187949727E+21
Space diagonal
35426343.575987
Perimeter
61360227
Area
1.8114737363354E+14
Altitude
17713171.787993
Surface area
1.8114737363354E+14
Volume
1.0083954105459E+21
Height
9641829.468188