20782684 is an even 8-digits composite number following 20782683
and preceding 20782685 . In scientific notation, it is written as 2.0782684 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 9591984 positive integers (up to 20782684) that are relatively prime to 20782684.
20782684 has 12 divisors, whose sum is 39167464
The reverse of 20782684 is 48628702
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred eighty-two thousand six hundred eighty-four
Scientific notation
2.0782684 × 10^7
Engineering notation
2.0782684 × 10^6
Prime Factorization
2 × 2 × 13 × 399667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10391342
Product of the distinct prime numbers
The prime factorization of 20782684 is 2 × 2 × 13 × 399667.
Since it has a total of 4 prime factors.
8 , 9 , 68 , 6 , 703 , 110 , 7611 , 794 , 96190 , 24462 , 847671 , 281650 , 7530273 , 5233818 , 68374878 , 18926927 , 542711243 , 884513026 , 4832734185 , 7916379185
n×2
41565368
n×3
62348052
n×4
83130736
n×5
103913420
n÷2
10391342
n÷3
6927561.3333333
n÷3
5195671
n÷5
4156536.8
n2
431919954243856
n3
8.9764559223445E+21
n4
1.8655484687401E+29
n5
3.877110431251E+36
2 √n
4558.8029130464
3 √n
274.93743590513
4 √n
67.51890781882
5 √n
29.076379385187
1 , 2 , 4 , 13 , 26 , 52 , 399667 , 799334 , 1598668 , 5195671 , 10391342 , 20782684
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20782683
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20782684 can be divided by 12 positive divisors.
The sum of these divisors (counting 20782684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111010001111001011100
3
Ternary
1110002212111001
4
Quaternary
1033101321130
5
Quinary
20310021214
6
Senary
2021240044
8
Octal
117217134
10
Decimal
20782684
12
Duodecimal
6b63024
16
Hexadecimal
13d1e5c
20
Vigesimal
69hge4
36
Base36
cdg0s
md5
1f1715e0e859435c553b17e53da676d3
sha1
366fc8dd6d5b01b591189733ca86f08bfd295afb
sha256
da0cd0e432d5fe8836e3784f6c177ff0733fc3d0be7156006bbe1befdd78b67c
sha512
6dbfc85da55831035f75d1bc04ff40ab70f6502ab2e0d4b2365e8d35e4a1c2e9f068180cd77883d3c33752e84c4b29416b8551ba70699579e07d2e89fda2de3d
ripemd-160
e87b179e85815b45c14c4b44536ac8dff3f7cc79
Diameter
41565368
Circumference
130581454.75256
Area
1.3569165551913E+15
Volume
3.7600490641214E+22
Surface area
5.4276662207654E+15
Circumference
130581454.75256
Perimeter
83130736
Area
431919954243856
Diagonal
29391153.575314
Surface area
2591519725463136
Volume
8.9764559223445E+21
Space diagonal
35996664.605649
Perimeter
62348052
Area
1.870268263883E+14
Altitude
17998332.302824
Surface area
1.870268263883E+14
Volume
1.0578854756187E+21
Height
9797051.1917714