20406779 is an odd 8-digits composite number following 20406778
and preceding 20406780 . In scientific notation, it is written as 2.0406779 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19332720 positive integers (up to 20406779) that are relatively prime to 20406779.
20406779 has 4 divisors, whose sum is 21480840
The reverse of 20406779 is 97760402
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million four hundred six thousand seven hundred seventy-nine
Scientific notation
2.0406779 × 10^7
Engineering notation
2.0406779 × 10^6
Prime Factorization
19 × 1074041
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20406779
Product of the distinct prime numbers
The prime factorization of 20406779 is 19 × 1074041.
Since it has a total of 2 prime factors.
3 , 3 , 37 , 15 , 599 , 405 , 8869 , 2821 , 2891 , 90750 , 782886 , 321888 , 3364211 , 5599539 , 28598604 , 51315418 , 802641287 , 317479997 , 156514284 , 1109871986
n×2
40813558
n×3
61220337
n×4
81627116
n×5
102033895
n÷2
10203389.5
n÷3
6802259.6666667
n÷3
5101694.75
n÷5
4081355.8
n2
416436629154841
n3
8.4981302586678E+21
n4
1.7341946610185E+29
n5
3.5389327190384E+36
2 √n
4517.3863018343
3 √n
273.26970443687
4 √n
67.211504237253
5 √n
28.970426723299
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
-20406778
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 20406779 can be divided by 4 positive divisors.
The sum of these divisors (counting 20406779) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110000111111011
3
Ternary
1102101202211122
4
Quaternary
1031312013323
5
Quinary
20211004104
6
Senary
2005215455
8
Octal
115660773
10
Decimal
20406779
12
Duodecimal
6a0158b
16
Hexadecimal
13761fb
20
Vigesimal
67agij
36
Base36
c5dyz
md5
b0295d534411dbbcf69d46900fa1daa0
sha1
2801c27bfda4117cfb8d07a40e8ccddb3ee6c25d
sha256
4b7416858fc1ffea238eec1ec4ad3e25af62ef98b13b5a2d6ae21a3b652633cb
sha512
435bd6f9d7261bddbe87e23cacc9000eae4969f68fa69d986e0f0e6d64d84da34ea7a4e07ebbb7858b272c21d68ff3de4e3d3347d9abc528c5289a46aadb8cb0
ripemd-160
1bebc5ec690db0f8f3f7d6ef06d4271cb0d4401a
Diameter
40813558
Circumference
128219573.97966
Area
1.3082742548385E+15
Volume
3.5596884786507E+22
Surface area
5.2330970193542E+15
Circumference
128219573.97966
Perimeter
81627116
Area
416436629154841
Diagonal
28859543.62615
Surface area
2498619774929046
Volume
8.4981302586678E+21
Space diagonal
35345578.04683
Perimeter
61220337
Area
1.8032234995723E+14
Altitude
17672789.023415
Surface area
1.8032234995723E+14
Volume
1.0015142555518E+21
Height
9619847.8753835