20782001 is an odd 8-digits composite number following 20782000
and preceding 20782002 . In scientific notation, it is written as 2.0782001 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20580132 positive integers (up to 20782001) that are relatively prime to 20782001.
20782001 has 4 divisors, whose sum is 20983872
The reverse of 20782001 is 10028702
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million seven hundred eighty-two thousand one
Scientific notation
2.0782001 × 10^7
Engineering notation
2.0782001 × 10^6
Prime Factorization
103 × 201767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20782001
Product of the distinct prime numbers
The prime factorization of 20782001 is 103 × 201767.
Since it has a total of 2 prime factors.
9 , 6 , 25 , 31 , 297 , 372 , 1228 , 7692 , 38235 , 26854 , 358465 , 342829 , 8452342 , 496815 , 15211486 , 69374311 , 804367420 , 711416725 , 5586332914 , 2711585076
n×2
41564002
n×3
62346003
n×4
83128004
n×5
103910005
n÷2
10391000.5
n÷3
6927333.6666667
n÷3
5195500.25
n÷5
4156400.2
n2
431891565564001
n3
8.9755709474426E+21
n4
1.8653032440532E+29
n5
3.8764733883218E+36
2 √n
4558.7280024147
3 √n
274.93442403355
4 √n
67.518353078365
5 √n
29.076188270043
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
-20782000
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 20782001 can be divided by 4 positive divisors.
The sum of these divisors (counting 20782001) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010001101110110001
3
Ternary
1110002211112202
4
Quaternary
1033101232301
5
Quinary
20310011001
6
Senary
2021232545
8
Octal
117215661
10
Decimal
20782001
12
Duodecimal
6b62755
16
Hexadecimal
13d1bb1
20
Vigesimal
69hf01
36
Base36
cdfht
md5
6b6e001cf6728a8d2c9235407c068c18
sha1
1e1d99a9ba9274477917504896536dd81ca5eeba
sha256
db67689d3ef30ba55115d1ed72aa7036e45c906dc09559d0b88725c02f0de113
sha512
6eee4c98f59c7585d7e47e1fd135a341b6c4d2c74f5ceb230a9fcf994fcd35eea1fb1d5f252d9511a5ca7f9e5d0f5ade156ae341f1f7dc36ee86d64303ed653f
ripemd-160
9b2d1db010fcd7e300fc8c17a3776abcf4f278d3
Diameter
41564002
Circumference
130577163.33699
Area
1.3568273695233E+15
Volume
3.7596783667013E+22
Surface area
5.427309478093E+15
Circumference
130577163.33699
Perimeter
83128004
Area
431891565564001
Diagonal
29390187.667451
Surface area
2591349393384006
Volume
8.9755709474426E+21
Space diagonal
35995481.614947
Perimeter
62346003
Area
1.8701453372933E+14
Altitude
17997740.807474
Surface area
1.8701453372933E+14
Volume
1.0577811803263E+21
Height
9796729.2224837