20203387 is an odd 8-digits composite number following 20203386
and preceding 20203388 . In scientific notation, it is written as 2.0203387 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20118616 positive integers (up to 20203387) that are relatively prime to 20203387.
20203387 has 4 divisors, whose sum is 20288160
The reverse of 20203387 is 78330202
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred three thousand three hundred eighty-seven
Scientific notation
2.0203387 × 10^7
Engineering notation
2.0203387 × 10^6
Prime Factorization
239 × 84533
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20203387
Product of the distinct prime numbers
The prime factorization of 20203387 is 239 × 84533.
Since it has a total of 2 prime factors.
2 , 5 , 30 , 87 , 646 , 595 , 1157 , 5637 , 33416 , 57002 , 780901 , 460232 , 57373 , 6945944 , 29674168 , 77929374 , 927896494 , 456954075 , 6252272067 , 8810718459
n×2
40406774
n×3
60610161
n×4
80813548
n×5
101016935
n÷2
10101693.5
n÷3
6734462.3333333
n÷3
5050846.75
n÷5
4040677.4
n2
408176846271769
n3
8.2465547896681E+21
n4
1.6660833783237E+29
n5
3.3660527266541E+36
2 √n
4494.8177938599
3 √n
272.35878888485
4 √n
67.043402314172
5 √n
28.912446129097
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20203386
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20203387 can be divided by 4 positive divisors.
The sum of these divisors (counting 20203387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000100011101111011
3
Ternary
1102000102211121
4
Quaternary
1031010131323
5
Quinary
20133002022
6
Senary
2001010111
8
Octal
115043573
10
Decimal
20203387
12
Duodecimal
6923937
16
Hexadecimal
134477b
20
Vigesimal
665897
36
Base36
c1117
md5
0c355232d384eb6c324c2fb4f005bf8f
sha1
7f84a828380684d47a168ba1b6472a28d23b25b0
sha256
96248329d130e18f05b10f8d39dc497f14f43e957530cd6724db01edda8f7a7a
sha512
ab1caac70639f4747d856b0adc48ad5ed2b70620fa73522f664663727ed0e0ee4f2e5f476703a37587946a0310c977bd5d0f98ee397b247f323557e8e2e73296
ripemd-160
52a902f65b12a67f18affc3cbdd3f4b2e751d812
Diameter
40406774
Circumference
126941624.35366
Area
1.2823253816128E+15
Volume
3.4543087926196E+22
Surface area
5.1293015264514E+15
Circumference
126941624.35366
Perimeter
80813548
Area
408176846271769
Diagonal
28571903.901272
Surface area
2449061077630614
Volume
8.2465547896681E+21
Space diagonal
34993292.768977
Perimeter
60610161
Area
1.7674575905398E+14
Altitude
17496646.384488
Surface area
1.7674575905398E+14
Volume
9.7186580220011E+20
Height
9523967.9670908