20189647 is an odd 8-digits composite number following 20189646
and preceding 20189648 . In scientific notation, it is written as 2.0189647 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 19126692 positive integers (up to 20189647) that are relatively prime to 20189647.
20189647 has 4 divisors, whose sum is 20245936
The reverse of 20189647 is 74698102
Previous prime number is 361
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred eighty-nine thousand six hundred forty-seven
Scientific notation
2.0189647 × 10^7
Engineering notation
2.0189647 × 10^6
Prime Factorization
361 × 55927
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189647
Product of the distinct prime numbers
The prime factorization of 20189647 is 361 × 55927.
Since it has a total of 2 prime factors.
3 , 3 , 34 , 79 , 476 , 184 , 9861 , 3890 , 44635 , 51406 , 930576 , 104659 , 1122822 , 7531656 , 804309 , 52638357 , 876347816 , 443577173 , 1422350878 , 2708702964
n×2
40379294
n×3
60568941
n×4
80758588
n×5
100948235
n÷2
10094823.5
n÷3
6729882.3333333
n÷3
5047411.75
n÷5
4037929.4
n2
407621845984609
n3
8.2297411799176E+21
n4
1.661555693239E+29
n5
3.3546222917336E+36
2 √n
4493.2891071018
3 √n
272.29703259915
4 √n
67.032000619867
5 √n
28.908512480534
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
-20189646
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 20189647 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189647) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001000111001111
3
Ternary
1101222201222201
4
Quaternary
1031001013033
5
Quinary
20132032042
6
Senary
2000422331
8
Octal
115010717
10
Decimal
20189647
12
Duodecimal
69179a7
16
Hexadecimal
13411cf
20
Vigesimal
663e27
36
Base36
c0qfj
md5
18b874422970afa911810972d77d9586
sha1
7242a1a625c437dddfb012a7e8c7102d80d457ba
sha256
62e2371b78aef716f38f03f065b07fa2bffd837cf6996bb9a4d2213758c6d606
sha512
6f240aac4af134bc641573df953aef972ffcf450c96bd24c4c1336ac613d91dc9e926b70076d0c058668c8fb2bb01f33f547122f00cf4723e573d5b834045abb
ripemd-160
ccf6d7dbd0f9828cb75fbdbede23cee420b3875d
Diameter
40379294
Circumference
126855293.38754
Area
1.280581796788E+15
Volume
3.4472659242366E+22
Surface area
5.1223271871518E+15
Circumference
126855293.38754
Perimeter
80758588
Area
407621845984609
Diagonal
28552472.606925
Surface area
2445731075907654
Volume
8.2297411799176E+21
Space diagonal
34969494.390881
Perimeter
60568941
Area
1.7650543688009E+14
Altitude
17484747.19544
Surface area
1.7650543688009E+14
Volume
9.6988429928832E+20
Height
9517490.8689751