20973986 is an even 8-digits composite number following 20973985
and preceding 20973987 . In scientific notation, it is written as 2.0973986 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 9031680 positive integers (up to 20973986) that are relatively prime to 20973986.
20973986 has 8 divisors, whose sum is 31612140
The reverse of 20973986 is 68937902
Previous prime number is 209
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million nine hundred seventy-three thousand nine hundred eighty-six
Scientific notation
2.0973986 × 10^7
Engineering notation
2.0973986 × 10^6
Prime Factorization
2 × 209 × 50177
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20973986
Product of the distinct prime numbers
The prime factorization of 20973986 is 2 × 209 × 50177.
Since it has a total of 3 prime factors.
7 , 9 , 34 , 25 , 666 , 445 , 3867 , 8245 , 39328 , 62511 , 358529 , 397900 , 4403868 , 6329616 , 14295706 , 5543407 , 544068773 , 787305302 , 9371088165 , 8721056131
n×2
41947972
n×3
62921958
n×4
83895944
n×5
104869930
n÷2
10486993
n÷3
6991328.6666667
n÷3
5243496.5
n÷5
4194797.2
n2
439908088728196
n3
9.2266260942719E+21
n4
1.9351912652849E+29
n5
4.0588674505409E+36
2 √n
4579.7364552996
3 √n
275.77844889284
4 √n
67.673750119966
5 √n
29.129712261261
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
-20973985
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 20973986 can be divided by 8 positive divisors.
The sum of these divisors (counting 20973986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000000100110100010
3
Ternary
1110110120220022
4
Quaternary
1100000212202
5
Quinary
20332131421
6
Senary
2025313442
8
Octal
120004642
10
Decimal
20973986
12
Duodecimal
7035882
16
Hexadecimal
14009a2
20
Vigesimal
6b1ej6
36
Base36
chjmq
md5
094adadc6c132e3bdb035e4e29d58460
sha1
3e7756d75d38d9603c831abd72b2362cc2ae5d43
sha256
1031f06f9603f6cd6d9733032d3c11da087e3895aff2c1d52f4511cbec16d0d9
sha512
f640c56093bfc9cab51d5e2bc83ad9eccec4da5429224a636147e2254b9a26bb614e8c22671f5cb55c6702b5d5d703babe1e2c6af178de7305ebd9a76f92e3ae
ripemd-160
86e1bb14ea32bff0b2e1675e7b6366df10e0e69c
Diameter
41947972
Circumference
131783440.66819
Area
1.3820120198032E+15
Volume
3.8648401006913E+22
Surface area
5.5280480792129E+15
Circumference
131783440.66819
Perimeter
83895944
Area
439908088728196
Diagonal
29661695.458223
Surface area
2639448532369176
Volume
9.2266260942719E+21
Space diagonal
36328009.389238
Perimeter
62921958
Area
1.9048579008444E+14
Altitude
18164004.694619
Surface area
1.9048579008444E+14
Volume
1.0873683131221E+21
Height
9887231.8194078