20187057 is an odd 8-digits composite number following 20187056
and preceding 20187058 . In scientific notation, it is written as 2.0187057 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12234560 positive integers (up to 20187057) that are relatively prime to 20187057.
20187057 has 8 divisors, whose sum is 29363040
The reverse of 20187057 is 75078102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred eighty-seven thousand fifty-seven
Scientific notation
2.0187057 × 10^7
Engineering notation
2.0187057 × 10^6
Prime Factorization
3 × 11 × 611729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20187057
Product of the distinct prime numbers
The prime factorization of 20187057 is 3 × 11 × 611729.
Since it has a total of 3 prime factors.
9 , 8 , 80 , 10 , 27 , 855 , 1787 , 891 , 29101 , 2754 , 483454 , 162086 , 8817463 , 1618932 , 63653029 , 75947205 , 675434697 , 571326289 , 4477861891 , 7747592425
n×2
40374114
n×3
60561171
n×4
80748228
n×5
100935285
n÷2
10093528.5
n÷3
6729019
n÷3
5046764.25
n÷5
4037411.4
n2
407517270321249
n3
8.2265743644595E+21
n4
1.6607032561008E+29
n5
3.3524711290993E+36
2 √n
4493.0008902737
3 √n
272.28538835604
4 √n
67.029850740351
5 √n
28.907770745034
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
-20187056
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 20187057 can be divided by 8 positive divisors.
The sum of these divisors (counting 20187057) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000011110110001
3
Ternary
1101222121102210
4
Quaternary
1031000132301
5
Quinary
20131441212
6
Senary
2000402333
8
Octal
115003661
10
Decimal
20187057
12
Duodecimal
69163a9
16
Hexadecimal
13407b1
20
Vigesimal
6637ch
36
Base36
c0ofl
md5
ba3650e782738b8036f8b843eb801091
sha1
4f6cada5cdb1903b64ff83eda18b2044d3f4206d
sha256
bbde334c99026de8e14b9f522090c750b02c1adccc7e4bf5b62a2bbb9b9881f5
sha512
46fcb6c6bfa070fbaf42ce992c30eb43c19075056cd50d0da7a5dedc203f698db04d68626860d7b1b79dce52d58817080e2c1a9542265a973dc15b4c73e77dac
ripemd-160
4640051ed2f200f7df51354f19cb8cda6aaeedb6
Diameter
40374114
Circumference
126839019.9376
Area
1.2802532626522E+15
Volume
3.4459394116795E+22
Surface area
5.1210130506088E+15
Circumference
126839019.9376
Perimeter
80748228
Area
407517270321249
Diagonal
28548809.793799
Surface area
2445103621927494
Volume
8.2265743644595E+21
Space diagonal
34965008.379289
Perimeter
60561171
Area
1.7646015428955E+14
Altitude
17482504.189644
Surface area
1.7646015428955E+14
Volume
9.6951108650745E+20
Height
9516269.9312662