20187005 is an odd 8-digits composite number following 20187004
and preceding 20187006 . In scientific notation, it is written as 2.0187005 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16149600 positive integers (up to 20187005) that are relatively prime to 20187005.
20187005 has 4 divisors, whose sum is 24224412
The reverse of 20187005 is 50078102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred eighty-seven thousand five
Scientific notation
2.0187005 × 10^7
Engineering notation
2.0187005 × 10^6
Prime Factorization
5 × 4037401
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20187005
Product of the distinct prime numbers
The prime factorization of 20187005 is 5 × 4037401.
Since it has a total of 2 prime factors.
1 , 4 , 46 , 29 , 698 , 913 , 9945 , 3170 , 25453 , 54277 , 163981 , 509440 , 2634836 , 106714 , 99403595 , 57062002 , 170810365 , 832460538 , 3208627907 , 9597762791
n×2
40374010
n×3
60561015
n×4
80748020
n×5
100935025
n÷2
10093502.5
n÷3
6729001.6666667
n÷3
5046751.25
n÷5
4037401
n2
407515170870025
n3
8.226510791929E+21
n4
1.6606861448923E+29
n5
3.3524279510371E+36
2 √n
4492.9951034917
3 √n
272.28515456181
4 √n
67.029807574628
5 √n
28.907755852267
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
-20187004
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 20187005 can be divided by 4 positive divisors.
The sum of these divisors (counting 20187005) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000011101111101
3
Ternary
1101222121100212
4
Quaternary
1031000131331
5
Quinary
20131441010
6
Senary
2000402205
8
Octal
115003575
10
Decimal
20187005
12
Duodecimal
6916365
16
Hexadecimal
134077d
20
Vigesimal
6637a5
36
Base36
c0oe5
md5
f7758c608caf790ffcfe3721c785abf4
sha1
948af7f08e3ef9be1143c81d22c9b4cb105ae16a
sha256
9a46f1a81e564c46743897ac3ac8879b9a879fb01d412b193c82184f87102db4
sha512
b24c114e066aec8b4a36c081cfe1ccd26f56500255edcd38872db40702131b9d7da15f124da6f4e872cd7267ad8284672a64828e4601ec80c8c2f5da71121df9
ripemd-160
60e577a73a507580efd62cfed31f04130884f289
Diameter
40374010
Circumference
126838693.21196
Area
1.2802466670317E+15
Volume
3.4459127824802E+22
Surface area
5.1209866681266E+15
Circumference
126838693.21196
Perimeter
80748020
Area
407515170870025
Diagonal
28548736.254693
Surface area
2445091025220150
Volume
8.226510791929E+21
Space diagonal
34964918.312647
Perimeter
60561015
Area
1.764592452005E+14
Altitude
17482459.156323
Surface area
1.764592452005E+14
Volume
9.6950359441289E+20
Height
9516245.4182312