20973745 is an odd 8-digits composite number following 20973744
and preceding 20973746 . In scientific notation, it is written as 2.0973745 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 15487680 positive integers (up to 20973745) that are relatively prime to 20973745.
20973745 has 12 divisors, whose sum is 27254556
The reverse of 20973745 is 54737902
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million nine hundred seventy-three thousand seven hundred forty-five
Scientific notation
2.0973745 × 10^7
Engineering notation
2.0973745 × 10^6
Prime Factorization
5 × 13 × 13 × 24821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1613365
Product of the distinct prime numbers
The prime factorization of 20973745 is 5 × 13 × 13 × 24821.
Since it has a total of 4 prime factors.
2 , 6 , 90 , 68 , 972 , 94 , 4423 , 9094 , 61207 , 94600 , 146559 , 210514 , 1145820 , 7901871 , 30721734 , 54565465 , 879971310 , 610300800 , 5351022542 , 853536029
n×2
41947490
n×3
62921235
n×4
83894980
n×5
104868725
n÷2
10486872.5
n÷3
6991248.3333333
n÷3
5243436.25
n÷5
4194749
n2
439897979325025
n3
9.2263080443783E+21
n4
1.9351023221424E+29
n5
4.0586342653523E+36
2 √n
4579.7101436663
3 √n
275.77739261833
4 √n
67.673555719101
5 √n
29.129645318402
1 , 5 , 13 , 65 , 169 , 845 , 24821 , 124105 , 322673 , 1613365 , 4194749 , 20973745
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
-20973744
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 20973745 can be divided by 12 positive divisors.
The sum of these divisors (counting 20973745) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000000000100010110001
3
Ternary
1110110120120101
4
Quaternary
1100000202301
5
Quinary
20332124440
6
Senary
2025312401
8
Octal
120004261
10
Decimal
20973745
12
Duodecimal
7035701
16
Hexadecimal
14008b1
20
Vigesimal
6b1e75
36
Base36
chjg1
md5
4031b8b17542a8712eb3c6eed4759ec1
sha1
87c4fc8e4d3c36dc05e8b13c3f243a6e53e003a3
sha256
6041c4e8058da56e4753e05e83e063203e031898cf8653dc488186b09adc7abd
sha512
33b6e80726d74370cd1a308472da96dc8ecd408d35e36772eb5a1ab627fd5b5f5ad81be23cbc23ae6015acc3dda0f29787e258125b471af91c34061f99fc9eb3
ripemd-160
72d8398fd94d1b46b29b624e695b18d6b7de1d75
Diameter
41947490
Circumference
131781926.42053
Area
1.3819802601765E+15
Volume
3.8647068762634E+22
Surface area
5.527921040706E+15
Circumference
131781926.42053
Perimeter
83894980
Area
439897979325025
Diagonal
29661354.632755
Surface area
2639387875950150
Volume
9.2263080443783E+21
Space diagonal
36327591.964994
Perimeter
62921235
Area
1.9048141258446E+14
Altitude
18163795.982497
Surface area
1.9048141258446E+14
Volume
1.0873308305827E+21
Height
9887118.2109183