20941387 is an odd 8-digits composite number following 20941386
and preceding 20941388 . In scientific notation, it is written as 2.0941387 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 20383272 positive integers (up to 20941387) that are relatively prime to 20941387.
20941387 has 8 divisors, whose sum is 21502976
The reverse of 20941387 is 78314902
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million nine hundred forty-one thousand three hundred eighty-seven
Scientific notation
2.0941387 × 10^7
Engineering notation
2.0941387 × 10^6
Prime Factorization
43 × 367 × 1327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20941387
Product of the distinct prime numbers
The prime factorization of 20941387 is 43 × 367 × 1327.
Since it has a total of 3 prime factors.
1 , 4 , 31 , 84 , 837 , 958 , 5168 , 5177 , 48611 , 25128 , 255405 , 94389 , 8998686 , 5187084 , 87847696 , 2738151 , 449532204 , 941503252 , 2418615876 , 6938720998
n×2
41882774
n×3
62824161
n×4
83765548
n×5
104706935
n÷2
10470693.5
n÷3
6980462.3333333
n÷3
5235346.75
n÷5
4188277.4
n2
438541689483769
n3
9.1836712351134E+21
n4
1.9231881341528E+29
n5
4.0274226991101E+36
2 √n
4576.1760237124
3 √n
275.63549778936
4 √n
67.647439151178
5 √n
29.120651604785
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
-20941386
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 20941387 can be divided by 8 positive divisors.
The sum of these divisors (counting 20941387) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111111000101001001011
3
Ternary
1110101221011221
4
Quaternary
1033320221023
5
Quinary
20330111022
6
Senary
2024502511
8
Octal
117705113
10
Decimal
20941387
12
Duodecimal
701aa37
16
Hexadecimal
13f8a4b
20
Vigesimal
6ahd97
36
Base36
cguh7
md5
9d3764cc428f2fcf6e19ce459dc74206
sha1
3d24af91bf001b32e94896c5312f5d4b48ccfe8d
sha256
8c22484693f2e775cc4652698db366401ffc9a6c981e02d81c96c680dd8582c8
sha512
16cec7ff631e7a69b449f46c21babeb3ab29c9eacdc6b0c4e632ffda6734a1355e26cb68b140d4676df3e456adc9a28b3400019b7e9d97c2318ef39a08f96e53
ripemd-160
0cd1485005ab7f7c8f699e77c0238d28fae260f9
Diameter
41882774
Circumference
131578615.11036
Area
1.3777193499751E+15
Volume
3.8468472113622E+22
Surface area
5.5108773999003E+15
Circumference
131578615.11036
Perimeter
83765548
Area
438541689483769
Diagonal
29615593.510304
Surface area
2631250136902614
Volume
9.1836712351134E+21
Space diagonal
36271546.264962
Perimeter
62824161
Area
1.8989412185575E+14
Altitude
18135773.132481
Surface area
1.8989412185575E+14
Volume
1.0823060344228E+21
Height
9871864.5034345