20928047 is an odd 8-digits composite number following 20928046
and preceding 20928048 . In scientific notation, it is written as 2.0928047 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 17938284 positive integers (up to 20928047) that are relatively prime to 20928047.
20928047 has 4 divisors, whose sum is 21355200
The reverse of 20928047 is 74082902
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million nine hundred twenty-eight thousand forty-seven
Scientific notation
2.0928047 × 10^7
Engineering notation
2.0928047 × 10^6
Prime Factorization
49 × 427103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20928047
Product of the distinct prime numbers
The prime factorization of 20928047 is 49 × 427103.
Since it has a total of 2 prime factors.
9 , 4 , 57 , 99 , 458 , 303 , 3169 , 6725 , 96175 , 48051 , 68488 , 466261 , 6008182 , 4582771 , 17830486 , 42864959 , 764688838 , 863134023 , 6141267651 , 764832876
n×2
41856094
n×3
62784141
n×4
83712188
n×5
104640235
n÷2
10464023.5
n÷3
6976015.6666667
n÷3
5232011.75
n÷5
4185609.4
n2
437983151234209
n3
9.1661319742376E+21
n4
1.9182924076505E+29
n5
4.0146113667052E+36
2 √n
4574.7182426899
3 √n
275.57695727687
4 √n
67.636663450306
5 √n
29.11694059448
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
-20928046
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 20928047 can be divided by 4 positive divisors.
The sum of these divisors (counting 20928047) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111110101011000101111
3
Ternary
1110101020212212
4
Quaternary
1033311120233
5
Quinary
20324144142
6
Senary
2024321035
8
Octal
117653057
10
Decimal
20928047
12
Duodecimal
701317b
16
Hexadecimal
13f562f
20
Vigesimal
6ag027
36
Base36
cgk6n
md5
bc15b157a3cafd68921d07d0aaa56d52
sha1
25305ba33d2a7ca66a94e0a3b537fbc290a9fc74
sha256
b07f6828077c737bfa820c1af813b0c4d8badcd5894b30a27f9240dcad35705d
sha512
ba149a383f456602c884e1396f170aa98c8975062cb2e867647f95ccd00d794e5989eb32cfc72b841d4cf24285c894a20e2eacb04154522920a94b9f432acf03
ripemd-160
e62e9617c15278dde7467a1e33dfe7bf2cf3bbdf
Diameter
41856094
Circumference
131494797.41836
Area
1.3759646503135E+15
Volume
3.8395003829466E+22
Surface area
5.503858601254E+15
Circumference
131494797.41836
Perimeter
83712188
Area
437983151234209
Diagonal
29596727.901382
Surface area
2627898907405254
Volume
9.1661319742376E+21
Space diagonal
36248440.707189
Perimeter
62784141
Area
1.8965226769919E+14
Altitude
18124220.353595
Surface area
1.8965226769919E+14
Volume
1.0802390127057E+21
Height
9865575.9671272