20105469 is an odd 8-digits composite number following 20105468
and preceding 20105470 . In scientific notation, it is written as 2.0105469 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 13372560 positive integers (up to 20105469) that are relatively prime to 20105469.
20105469 has 16 divisors, whose sum is 29855040
The reverse of 20105469 is 96450102
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred five thousand four hundred sixty-nine
Scientific notation
2.0105469 × 10^7
Engineering notation
2.0105469 × 10^6
Prime Factorization
9 × 3 × 821 × 907
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20105469
Product of the distinct prime numbers
The prime factorization of 20105469 is 9 × 3 × 821 × 907.
Since it has a total of 4 prime factors.
6 , 1 , 49 , 91 , 115 , 478 , 4758 , 7384 , 36979 , 70104 , 887053 , 264186 , 4391786 , 3646121 , 47526307 , 32426301 , 252722146 , 141991845 , 3349526143 , 1641512411
n×2
40210938
n×3
60316407
n×4
80421876
n×5
100527345
n÷2
10052734.5
n÷3
6701823
n÷3
5026367.25
n÷5
4021093.8
n2
404229883709961
n3
8.1272313958042E+21
n4
1.6340179888417E+29
n5
3.2852698020099E+36
2 √n
4483.9122426738
3 √n
271.91807022762
4 √n
66.962020897474
5 √n
28.884366151082
1 , 3 , 9 , 27 , 821 , 907 , 2463 , 2721 , 7389 , 8163 , 22167 , 24489 , 744647 , 2233941 , 6701823 , 20105469
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20105468
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20105469 can be divided by 16 positive divisors.
The sum of these divisors (counting 20105469) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101100100011111101
3
Ternary
1101211110112000
4
Quaternary
1030230203331
5
Quinary
20121333334
6
Senary
1554532513
8
Octal
114544375
10
Decimal
20105469
12
Duodecimal
6897139
16
Hexadecimal
132c8fd
20
Vigesimal
65d3d9
36
Base36
byxh9
md5
67cae257cab429d4efc52d5b062fc3fd
sha1
0a46d2be622398f78ed7f45f8b3d740c8fdb25bf
sha256
7786b47e3655302ce55d4ce5b0415e64ea7e8a1e646afe66b2aeeea92e699c51
sha512
89d5f4ba099535c6251d7661ec1084fffe254e6c742c5347f8c91b866d58defd31de97a4b76dc27802a33267f7806ee3e2867936ea5998b18519967ff5a20842
ripemd-160
9cfdabd4cb2a6dda890cd8653489c0345dbec610
Diameter
40210938
Circumference
126326387.41475
Area
1.2699256330247E+15
Volume
3.4043267262777E+22
Surface area
5.0797025320987E+15
Circumference
126326387.41475
Perimeter
80421876
Area
404229883709961
Diagonal
28433426.937672
Surface area
2425379302259766
Volume
8.1272313958042E+21
Space diagonal
34823693.818001
Perimeter
60316407
Area
1.7503667413083E+14
Altitude
17411846.909001
Surface area
1.7503667413083E+14
Volume
9.5780340537423E+20
Height
9477808.9792239