20181050 is an even 8-digits composite number following 20181049
and preceding 20181051 . In scientific notation, it is written as 2.0181050 × 10^7.
The sum of its digits is 17. It has a total of 4 prime factors and 12 positive divisors.
There are 8072400 positive integers (up to 20181050) that are relatively prime to 20181050.
20181050 has 12 divisors, whose sum is 37536846
The reverse of 20181050 is 05018102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred eighty-one thousand fifty
Scientific notation
2.0181050 × 10^7
Engineering notation
2.0181050 × 10^6
Prime Factorization
2 × 5 × 5 × 403621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4036210
Product of the distinct prime numbers
The prime factorization of 20181050 is 2 × 5 × 5 × 403621.
Since it has a total of 4 prime factors.
9 , 7 , 95 , 83 , 753 , 599 , 9883 , 9155 , 63510 , 71948 , 139068 , 288332 , 1782786 , 165205 , 15240525 , 54962974 , 678450359 , 129585502 , 500708795 , 3949588704
n×2
40362100
n×3
60543150
n×4
80724200
n×5
100905250
n÷2
10090525
n÷3
6727016.6666667
n÷3
5045262.5
n÷5
4036210
n2
407274779102500
n3
8.2192326808065E+21
n4
1.6587274569299E+29
n5
3.3474861744675E+36
2 √n
4492.3323563601
3 √n
272.2583779703
4 √n
67.02486371758
5 √n
28.90605014107
1 , 2 , 5 , 10 , 25 , 50 , 403621 , 807242 , 2018105 , 4036210 , 10090525 , 20181050
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
-20181049
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 20181050 can be divided by 12 positive divisors.
The sum of these divisors (counting 20181050) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111111000000111010
3
Ternary
1101222022012022
4
Quaternary
1030333000322
5
Quinary
20131243200
6
Senary
2000314442
8
Octal
114770072
10
Decimal
20181050
12
Duodecimal
6912a22
16
Hexadecimal
133f03a
20
Vigesimal
662cca
36
Base36
c0jsq
md5
227a645031d920b1c8362bf1b925b005
sha1
3fe8fa5ff5c720ee7405b97d58e08dd10f200d3c
sha256
90cd1b3933b7495ea997d39b1e9c8db8a5e0d63c23b1b1f7cffa8ffc8e3a4b9a
sha512
6e3892ee5e7b9413509c999aa212d81aadb79ab6df5b5917ecce828c7e0d907b9068ba7e55460a2f1274bde66a32ae5e2112546c6f00558b32ebceb59d606440
ripemd-160
04cfde04ff4e701601c85a22d3a90d0377e0f0ed
Diameter
40362100
Circumference
126801276.84346
Area
1.2794914540208E+15
Volume
3.4428641344222E+22
Surface area
5.1179658160833E+15
Circumference
126801276.84346
Perimeter
80724200
Area
407274779102500
Diagonal
28540314.61293
Surface area
2443648674615000
Volume
8.2192326808065E+21
Space diagonal
34954603.950088
Perimeter
60543150
Area
1.7635515251173E+14
Altitude
17477301.975044
Surface area
1.7635515251173E+14
Volume
9.6864586079139E+20
Height
9513438.2043099