20928055 is an odd 8-digits composite number following 20928054
and preceding 20928056 . In scientific notation, it is written as 2.0928055 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16579488 positive integers (up to 20928055) that are relatively prime to 20928055.
20928055 has 8 divisors, whose sum is 25358112
The reverse of 20928055 is 55082902
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million nine hundred twenty-eight thousand fifty-five
Scientific notation
2.0928055 × 10^7
Engineering notation
2.0928055 × 10^6
Prime Factorization
5 × 103 × 40637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20928055
Product of the distinct prime numbers
The prime factorization of 20928055 is 5 × 103 × 40637.
Since it has a total of 3 prime factors.
4 , 9 , 73 , 83 , 568 , 355 , 817 , 5980 , 20340 , 82463 , 490865 , 932149 , 9313120 , 944752 , 35688842 , 32830214 , 358278323 , 856428519 , 2156628644 , 6753326173
n×2
41856110
n×3
62784165
n×4
83712220
n×5
104640275
n÷2
10464027.5
n÷3
6976018.3333333
n÷3
5232013.75
n÷5
4185611
n2
437983486083025
n3
9.1661424858373E+21
n4
1.9182953408144E+29
n5
4.0146190398807E+36
2 √n
4574.7191170606
3 √n
275.57699239108
4 √n
67.636669914039
5 √n
29.11694282054
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20928054
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20928055 can be divided by 8 positive divisors.
The sum of these divisors (counting 20928055) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110101011000110111
3
Ternary
1110101020220011
4
Quaternary
1033311120313
5
Quinary
20324144210
6
Senary
2024321051
8
Octal
117653067
10
Decimal
20928055
12
Duodecimal
7013187
16
Hexadecimal
13f5637
20
Vigesimal
6ag02f
36
Base36
cgk6v
md5
0d4a10558f293b864ed90ba5cf858792
sha1
e13ad38c59f0181fda56eca12413242eab0fa6a9
sha256
488b5ea75ff5eefcff0bb9b06233dc5d358b2289c5b5b5133a74a05b02a1d483
sha512
7df7ed3dd62e6b5635c01301cf2edf00830aa6e0c76916f6a17c091752db952ac9b1a7f07515d334bfc8e242091cb3dd6715ea2fa5593d98b56c73df213e6bb8
ripemd-160
2621e55a1f2e9e9f012d12f1c7203f62f417a2fd
Diameter
41856110
Circumference
131494847.68385
Area
1.3759657022721E+15
Volume
3.8395047860352E+22
Surface area
5.5038628090883E+15
Circumference
131494847.68385
Perimeter
83712220
Area
437983486083025
Diagonal
29596739.21509
Surface area
2627900916498150
Volume
9.1661424858373E+21
Space diagonal
36248454.563596
Perimeter
62784165
Area
1.8965241269298E+14
Altitude
18124227.281798
Surface area
1.8965241269298E+14
Volume
1.0802402515096E+21
Height
9865579.7383634