20165450 is an even 8-digits composite number following 20165449
and preceding 20165451 . In scientific notation, it is written as 2.0165450 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 8066160 positive integers (up to 20165450) that are relatively prime to 20165450.
20165450 has 12 divisors, whose sum is 37507830
The reverse of 20165450 is 05456102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred sixty-five thousand four hundred fifty
Scientific notation
2.0165450 × 10^7
Engineering notation
2.0165450 × 10^6
Prime Factorization
2 × 5 × 5 × 403309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4033090
Product of the distinct prime numbers
The prime factorization of 20165450 is 2 × 5 × 5 × 403309.
Since it has a total of 4 prime factors.
6 , 6 , 41 , 12 , 806 , 27 , 8139 , 2801 , 45484 , 66151 , 68012 , 942217 , 9692379 , 1817100 , 18717495 , 30223859 , 890168540 , 513792762 , 544715260 , 6967886462
n×2
40330900
n×3
60496350
n×4
80661800
n×5
100827250
n÷2
10082725
n÷3
6721816.6666667
n÷3
5041362.5
n÷5
4033090
n2
406645373702500
n3
8.2001869511291E+21
n4
1.6536045995365E+29
n5
3.3345680871722E+36
2 √n
4490.5957288538
3 √n
272.18820776046
4 √n
67.011907366182
5 √n
28.901579869442
1 , 2 , 5 , 10 , 25 , 50 , 403309 , 806618 , 2016545 , 4033090 , 10082725 , 20165450
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
-20165449
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 20165450 can be divided by 12 positive divisors.
The sum of these divisors (counting 20165450) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111011001101001010
3
Ternary
1101221111210112
4
Quaternary
1030323031022
5
Quinary
20130243300
6
Senary
2000114322
8
Octal
114731512
10
Decimal
20165450
12
Duodecimal
69059a2
16
Hexadecimal
133b34a
20
Vigesimal
660dca
36
Base36
c07re
md5
8a025041513917f8353452a97eebe127
sha1
77fcc665ab9522abaec0257941999708111d606d
sha256
16a77f50af2db06875d222bef7ad0f7190cdfe18171eface4c38b78e1f90eb7a
sha512
3b10d91e6eef6a7a9a2dcd490424fb9b7afd58adebf8732deff5e809c6eaa7427500ef3187ea18fe1d445264ee3a375b1844b3bced31b8984fdc5203521e71ed
ripemd-160
099b06fc1b8a97e37c67bdf19aab3aca7b80bba2
Diameter
40330900
Circumference
126703259.15266
Area
1.27751411864E+15
Volume
3.4348862778307E+22
Surface area
5.1100564745602E+15
Circumference
126703259.15266
Perimeter
80661800
Area
406645373702500
Diagonal
28518252.881357
Surface area
2439872242215000
Volume
8.2001869511291E+21
Space diagonal
34927583.95749
Perimeter
60496350
Area
1.7608261197889E+14
Altitude
17463791.978745
Surface area
1.7608261197889E+14
Volume
9.6640130002347E+20
Height
9506084.2937855