20189605 is an odd 8-digits composite number following 20189604
and preceding 20189606 . In scientific notation, it is written as 2.0189605 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 15715008 positive integers (up to 20189605) that are relatively prime to 20189605.
20189605 has 8 divisors, whose sum is 24882552
The reverse of 20189605 is 50698102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred eighty-nine thousand six hundred five
Scientific notation
2.0189605 × 10^7
Engineering notation
2.0189605 × 10^6
Prime Factorization
5 × 37 × 109133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189605
Product of the distinct prime numbers
The prime factorization of 20189605 is 5 × 37 × 109133.
Since it has a total of 3 prime factors.
2 , 4 , 17 , 73 , 691 , 225 , 7246 , 3530 , 53774 , 51607 , 792415 , 233032 , 2657303 , 8677671 , 27919323 , 44148188 , 793473212 , 670883449 , 4842643265 , 2894110052
n×2
40379210
n×3
60568815
n×4
80758420
n×5
100948025
n÷2
10094802.5
n÷3
6729868.3333333
n÷3
5047401.25
n÷5
4037921
n2
407620150056025
n3
8.2296898196719E+21
n4
1.661541867317E+29
n5
3.3545873992092E+36
2 √n
4493.2844334629
3 √n
272.29684378153
4 √n
67.031965758606
5 √n
28.908500452998
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
-20189604
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 20189605 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189605) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001000110100101
3
Ternary
1101222201221011
4
Quaternary
1031001012211
5
Quinary
20132031410
6
Senary
2000422221
8
Octal
115010645
10
Decimal
20189605
12
Duodecimal
6917971
16
Hexadecimal
13411a5
20
Vigesimal
663e05
36
Base36
c0qed
md5
fb722c5d17f9d902c61bc070b75ad56a
sha1
2a085e68ddf75abd19a4c3fbf5fe9ab292825af7
sha256
fd9f51f6ce30f76d5681833da853924107e89c12d8f832038462895af9888826
sha512
3786e7d72b69ba30129d3bcb9cc7a05d9af71960e34a1f6f3ee60169a4dcbd4d14457fef493420337ab9f9db1cda0ef9d556013c8e8354725a69816307cd910f
ripemd-160
e6a41b6eb551c2ae8a46b2b5af97a1a3ff18f06e
Diameter
40379210
Circumference
126855029.49376
Area
1.2805764688712E+15
Volume
3.4472444105072E+22
Surface area
5.1223058754847E+15
Circumference
126855029.49376
Perimeter
80758420
Area
407620150056025
Diagonal
28552413.209956
Surface area
2445720900336150
Volume
8.2296898196719E+21
Space diagonal
34969421.644747
Perimeter
60568815
Area
1.7650470252147E+14
Altitude
17484710.822373
Surface area
1.7650470252147E+14
Volume
9.6987824642531E+20
Height
9517471.0699852