20145051 is an odd 8-digits composite number following 20145050
and preceding 20145052 . In scientific notation, it is written as 2.0145051 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 12639744 positive integers (up to 20145051) that are relatively prime to 20145051.
20145051 has 8 divisors, whose sum is 22120560
The reverse of 20145051 is 15054102
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred forty-five thousand fifty-one
Scientific notation
2.0145051 × 10^7
Engineering notation
2.0145051 × 10^6
Prime Factorization
17 × 27 × 43889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20145051
Product of the distinct prime numbers
The prime factorization of 20145051 is 17 × 27 × 43889.
Since it has a total of 3 prime factors.
8 , 6 , 65 , 6 , 241 , 331 , 4242 , 5229 , 95337 , 78474 , 542308 , 542760 , 5554571 , 8725159 , 38101605 , 56445479 , 310605881 , 607679678 , 4192595540 , 4530958561
n×2
40290102
n×3
60435153
n×4
80580204
n×5
100725255
n÷2
10072525.5
n÷3
6715017
n÷3
5036262.75
n÷5
4029010.2
n2
405823079792601
n3
8.175326639399E+21
n4
1.6469237209235E+29
n5
3.3177362351114E+36
2 √n
4488.3238519519
3 √n
272.09639659289
4 √n
66.994953929023
5 √n
28.895730240207
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
-20145050
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 20145051 can be divided by 8 positive divisors.
The sum of these divisors (counting 20145051) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110110001110011011
3
Ternary
1101220110211000
4
Quaternary
1030312032123
5
Quinary
20124120201
6
Senary
1555440043
8
Octal
114661633
10
Decimal
20145051
12
Duodecimal
68b6023
16
Hexadecimal
133639b
20
Vigesimal
65i2cb
36
Base36
bzs0r
md5
655963c75e638f880e72e2f50658ee57
sha1
3926b07fceb9a8f5d8589d785d267f760419b947
sha256
33b40692805e7c84f52f9646958ccd4389be251b85b725c96e4f22068bb6c05b
sha512
b0a00458086685c232d5e7ef0ff24c656a6e5cd3211450cc0274880c257128e4f9db3be2a49cb0eab21ed162f4b18329ca0856636c1f1f0683d487d0006cb2a3
ripemd-160
cdffc001008d74c99f3224c54323659887051d63
Diameter
40290102
Circumference
126575088.45558
Area
1.2749308061336E+15
Volume
3.4244728148044E+22
Surface area
5.0997232245345E+15
Circumference
126575088.45558
Perimeter
80580204
Area
405823079792601
Diagonal
28489404.338898
Surface area
2434938478755606
Volume
8.175326639399E+21
Space diagonal
34892251.853066
Perimeter
60435153
Area
1.7572654827122E+14
Altitude
17446125.926533
Surface area
1.7572654827122E+14
Volume
9.6347148418901E+20
Height
9496468.1129659