20188897 is an odd 8-digits composite number following 20188896
and preceding 20188898 . In scientific notation, it is written as 2.0188897 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 19759300 positive integers (up to 20188897) that are relatively prime to 20188897.
20188897 has 4 divisors, whose sum is 20618496
The reverse of 20188897 is 79888102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million one hundred eighty-eight thousand eight hundred ninety-seven
Scientific notation
2.0188897 × 10^7
Engineering notation
2.0188897 × 10^6
Prime Factorization
47 × 429551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20188897
Product of the distinct prime numbers
The prime factorization of 20188897 is 47 × 429551.
Since it has a total of 2 prime factors.
8 , 6 , 5 , 3 , 439 , 87 , 6734 , 8879 , 35214 , 74292 , 435636 , 424072 , 9430163 , 5068714 , 68408439 , 17656098 , 705093108 , 325013337 , 9881498751 , 8306707355
n×2
40377794
n×3
60566691
n×4
80755588
n×5
100944485
n÷2
10094448.5
n÷3
6729632.3333333
n÷3
5047224.25
n÷5
4037779.4
n2
407591562076609
n3
8.2288240648338E+21
n4
1.6613088147605E+29
n5
3.3539992546392E+36
2 √n
4493.205648532
3 √n
272.29366081652
4 √n
67.031378089161
5 √n
28.908297700092
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
-20188896
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 20188897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20188897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000111011100001
3
Ternary
1101222200221221
4
Quaternary
1031000323201
5
Quinary
20132021042
6
Senary
2000415041
8
Octal
115007341
10
Decimal
20188897
12
Duodecimal
6917481
16
Hexadecimal
1340ee1
20
Vigesimal
663c4h
36
Base36
c0pup
md5
4f8a79cfcf47b91d0b3dfc7cb9c9e0fa
sha1
1c275de22bdcef8e7b4f5ec98a161b59c371e18d
sha256
053780692d4ab52a4f40291dd58561fe9fdeec43d0900f4fb34b5c7050a79033
sha512
bba7d0a00dc7481093f65ca2ed7c88c1f68b1129629304ef03523cb7fe24bb5369f31145f74a1e720a1b7befd59986457f24ab9c133c18641874f3f4a5ac7b2d
ripemd-160
417c1cef0e2d4a9a050524fafa82595589201404
Diameter
40377794
Circumference
126850580.99856
Area
1.2804866570851E+15
Volume
3.4468817639686E+22
Surface area
5.1219466283403E+15
Circumference
126850580.99856
Perimeter
80755588
Area
407591562076609
Diagonal
28551411.946753
Surface area
2445549372459654
Volume
8.2288240648338E+21
Space diagonal
34968195.352775
Perimeter
60566691
Area
1.7649232356326E+14
Altitude
17484097.676387
Surface area
1.7649232356326E+14
Volume
9.6977621623917E+20
Height
9517137.3155845