20189847 is an odd 8-digits composite number following 20189846
and preceding 20189848 . In scientific notation, it is written as 2.0189847 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 13258872 positive integers (up to 20189847) that are relatively prime to 20189847.
20189847 has 4 divisors, whose sum is 20290496
The reverse of 20189847 is 74898102
Previous prime number is 201
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million one hundred eighty-nine thousand eight hundred forty-seven
Scientific notation
2.0189847 × 10^7
Engineering notation
2.0189847 × 10^6
Prime Factorization
201 × 100447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189847
Product of the distinct prime numbers
The prime factorization of 20189847 is 201 × 100447.
Since it has a total of 2 prime factors.
2 , 3 , 15 , 93 , 52 , 328 , 5202 , 1387 , 55559 , 95741 , 587210 , 346601 , 2784599 , 1705100 , 76897914 , 76673118 , 214687889 , 311379752 , 7356791239 , 9701544697
n×2
40379694
n×3
60569541
n×4
80759388
n×5
100949235
n÷2
10094923.5
n÷3
6729949
n÷3
5047461.75
n÷5
4037969.4
n2
407629921883409
n3
8.229985755448E+21
n4
1.6616215321467E+29
n5
3.3547884505948E+36
2 √n
4493.3113624586
3 √n
272.29793172709
4 √n
67.032166625126
5 √n
28.908569754241
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
-20189846
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 20189847 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189847) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001001010010111
3
Ternary
1101222202021010
4
Quaternary
1031001022113
5
Quinary
20132033342
6
Senary
2000423303
8
Octal
115011227
10
Decimal
20189847
12
Duodecimal
6917b33
16
Hexadecimal
1341297
20
Vigesimal
663ec7
36
Base36
c0ql3
md5
56066469e827374053fe9d22498228dd
sha1
f233d1af938f19e5b3a28227ed848b7c7387b38b
sha256
513ce1ee9c686b091ba5942b426a3758923f767e8eb7fcabe7ca0f5592c76aea
sha512
ca767adcf7d5cbd8765d7d8dc7d0d38037706dba5cdc0cb32f15fb3191ded8a1a87f04d0e37e12916c0f6133ae99abc80f169f48f28715d8c2b0d52e19086118
ripemd-160
be2d96806f7e4e92802a0ece67ac4706ea977067
Diameter
40379694
Circumference
126856550.0246
Area
1.2806071679723E+15
Volume
3.4473683717952E+22
Surface area
5.1224286718892E+15
Circumference
126856550.0246
Perimeter
80759388
Area
407629921883409
Diagonal
28552755.449638
Surface area
2445779531300454
Volume
8.229985755448E+21
Space diagonal
34969840.801042
Perimeter
60569541
Area
1.7650893384685E+14
Altitude
17484920.400521
Surface area
1.7650893384685E+14
Volume
9.6991312279099E+20
Height
9517585.1498792