20403866 is an even 8-digits composite number following 20403865
and preceding 20403867 . In scientific notation, it is written as 2.0403866 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 8744508 positive integers (up to 20403866) that are relatively prime to 20403866.
20403866 has 8 divisors, whose sum is 34978080
The reverse of 20403866 is 66830402
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred three thousand eight hundred sixty-six
Scientific notation
2.0403866 × 10^7
Engineering notation
2.0403866 × 10^6
Prime Factorization
2 × 7 × 1457419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20403866
Product of the distinct prime numbers
The prime factorization of 20403866 is 2 × 7 × 1457419.
Since it has a total of 3 prime factors.
1 , 4 , 40 , 11 , 151 , 283 , 8386 , 9810 , 35973 , 52747 , 774377 , 826137 , 8920542 , 7638412 , 76270825 , 83888359 , 305832321 , 384031306 , 7847562996 , 1020096220
n×2
40807732
n×3
61211598
n×4
81615464
n×5
102019330
n÷2
10201933
n÷3
6801288.6666667
n÷3
5100966.5
n÷5
4080773.2
n2
416317747745956
n3
8.4944915384303E+21
n4
1.7332046708827E+29
n5
3.5364075855264E+36
2 √n
4517.0638693736
3 √n
273.25670103688
4 √n
67.209105554036
5 √n
28.969599589609
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
-20403865
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 20403866 can be divided by 8 positive divisors.
The sum of these divisors (counting 20403866) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101011010011010
3
Ternary
1102101121211202
4
Quaternary
1031311122122
5
Quinary
20210410431
6
Senary
2005154202
8
Octal
115653232
10
Decimal
20403866
12
Duodecimal
69bb962
16
Hexadecimal
137569a
20
Vigesimal
67a9d6
36
Base36
c5bq2
md5
9a708c6fa9b28ade9608d187945e43d5
sha1
cd352480ea825dde5684c0b0fc231bfbd2c4c1c7
sha256
5f89872435307de2dc0619b5456bcd7b64721f8f3916c081e5753999c9c2fc18
sha512
09b69374364a90fa5147dc1d73faf00bdfe7feef940df6024cacce8f97fe54c46e8c67c3da12e1c6c528d245cbc00ed1f1ff7842a6fc27379145c37b0d32a42f
ripemd-160
c4be61682466281f2da28e07004aaf466ff4b1ef
Diameter
40807732
Circumference
128201271.06086
Area
1.3079007778777E+15
Volume
3.5581642950818E+22
Surface area
5.231603111511E+15
Circumference
128201271.06086
Perimeter
81615464
Area
416317747745956
Diagonal
28855424.022043
Surface area
2497906486475736
Volume
8.4944915384303E+21
Space diagonal
35340532.582827
Perimeter
61211598
Area
1.8027087279716E+14
Altitude
17670266.291414
Surface area
1.8027087279716E+14
Volume
1.0010854282593E+21
Height
9618474.6740144