20784013 is an odd 8-digits composite number following 20784012
and preceding 20784014 . In scientific notation, it is written as 2.0784013 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19561152 positive integers (up to 20784013) that are relatively prime to 20784013.
20784013 has 4 divisors, whose sum is 20856220
The reverse of 20784013 is 31048702
Previous prime number is 289
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million seven hundred eighty-four thousand thirteen
Scientific notation
2.0784013 × 10^7
Engineering notation
2.0784013 × 10^6
Prime Factorization
289 × 71917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20784013
Product of the distinct prime numbers
The prime factorization of 20784013 is 289 × 71917.
Since it has a total of 2 prime factors.
5 , 7 , 6 , 83 , 778 , 641 , 2051 , 934 , 6352 , 21971 , 635166 , 577607 , 2232911 , 3934672 , 32068144 , 95400104 , 668779908 , 572646074 , 5751346664 , 933950291
n×2
41568026
n×3
62352039
n×4
83136052
n×5
103920065
n÷2
10392006.5
n÷3
6928004.3333333
n÷3
5196003.25
n÷5
4156802.6
n2
431975196384169
n3
8.9781780973261E+21
n4
1.8660257029114E+29
n5
3.8783502467645E+36
2 √n
4558.9486726657
3 √n
274.94329629775
4 √n
67.51998720872
5 √n
29.076751247838
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
-20784012
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 20784013 can be divided by 4 positive divisors.
The sum of these divisors (counting 20784013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010010001110001101
3
Ternary
1110002221022021
4
Quaternary
1033102032031
5
Quinary
20310042023
6
Senary
2021250141
8
Octal
117221615
10
Decimal
20784013
12
Duodecimal
6b63951
16
Hexadecimal
13d238d
20
Vigesimal
69i00d
36
Base36
cdh1p
md5
edeb264ba909228eaeda8a4813eb21ca
sha1
a1283e9fbd9e9564f0e8b90a4e8645fb3be8e206
sha256
ffd5da25c4b73f49b6d50c0bbbe856e898cb3a2bde93eae36e05ca49d237e8d4
sha512
6c74e4ef07f9dd7abcbab32817d6fc6e1d8e0115fef0d0a7bae1eef587c71d3ce07a14af3abcbfc28b8c33dd76833e5b55e4541454918c3773b9c5d5433d6a78
ripemd-160
a9ba1e7a3f7c2094bd7b9d3ace6386ee112dff39
Diameter
41568026
Circumference
130589805.10583
Area
1.3570901034935E+15
Volume
3.7607704470907E+22
Surface area
5.4283604139741E+15
Circumference
130589805.10583
Perimeter
83136052
Area
431975196384169
Diagonal
29393033.065139
Surface area
2591851178305014
Volume
8.9781780973261E+21
Space diagonal
35998966.501172
Perimeter
62352039
Area
1.8705074693673E+14
Altitude
17999483.250586
Surface area
1.8705074693673E+14
Volume
1.0580884358866E+21
Height
9797677.6883796