20145563 is an odd 8-digits composite number following 20145562
and preceding 20145564 . In scientific notation, it is written as 2.0145563 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 19716888 positive integers (up to 20145563) that are relatively prime to 20145563.
20145563 has 4 divisors, whose sum is 20574240
The reverse of 20145563 is 36554102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred forty-five thousand five hundred sixty-three
Scientific notation
2.0145563 × 10^7
Engineering notation
2.0145563 × 10^6
Prime Factorization
47 × 428629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20145563
Product of the distinct prime numbers
The prime factorization of 20145563 is 47 × 428629.
Since it has a total of 2 prime factors.
6 , 7 , 42 , 17 , 138 , 462 , 972 , 3826 , 7656 , 49517 , 272572 , 194858 , 8380576 , 1289209 , 27650081 , 11688880 , 52989606 , 654659368 , 5020241126 , 9835059332
n×2
40291126
n×3
60436689
n×4
80582252
n×5
100727815
n÷2
10072781.5
n÷3
6715187.6666667
n÷3
5036390.75
n÷5
4029112.6
n2
405843708586969
n3
8.1759499994924E+21
n4
1.6470911579962E+29
n5
3.3181578690156E+36
2 √n
4488.3808884719
3 √n
272.09870174424
4 √n
66.995379605402
5 √n
28.895877119592
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
-20145562
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 20145563 can be divided by 4 positive divisors.
The sum of these divisors (counting 20145563) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110010110011011
3
Ternary
1101220111111222
4
Quaternary
1030312112123
5
Quinary
20124124223
6
Senary
1555442255
8
Octal
114662633
10
Decimal
20145563
12
Duodecimal
68b638b
16
Hexadecimal
133659b
20
Vigesimal
65i3i3
36
Base36
bzsez
md5
906404d9505dc57a4042ee34c61fc1e7
sha1
5f9844db3ebc3200fde2b74abbb47a9e8d834ce0
sha256
f9f2f1f85e24a02d720d3a1e274bafd37c021ad82ddf5dd9a304b0a624abff05
sha512
3588ff92f5cedd131d1f21ed93e86c5f1a6c1cb487694a7626e798059ad2ba363fc1e187812f80fac10f49939d7bac52ff6c80d80b5bf05f5e2c782a3dea3a9d
ripemd-160
3c7c57e498f77711ffe9037ffa07c66be0b55f8c
Diameter
40291126
Circumference
126578305.44646
Area
1.2749956134025E+15
Volume
3.4247339272697E+22
Surface area
5.0999824536098E+15
Circumference
126578305.44646
Perimeter
80582252
Area
405843708586969
Diagonal
28490128.416242
Surface area
2435062251521814
Volume
8.1759499994924E+21
Space diagonal
34893138.66308
Perimeter
60436689
Area
1.757354808012E+14
Altitude
17446569.33154
Surface area
1.757354808012E+14
Volume
9.6354494788054E+20
Height
9496709.4720805