20189665 is an odd 8-digits composite number following 20189664
and preceding 20189666 . In scientific notation, it is written as 2.0189665 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 16151728 positive integers (up to 20189665) that are relatively prime to 20189665.
20189665 has 4 divisors, whose sum is 24227604
The reverse of 20189665 is 56698102
Previous prime number is 5
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 sixty-five
Scientific notation
2.0189665 × 10^7
Engineering notation
2.0189665 × 10^6
Prime Factorization
5 × 4037933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189665
Product of the distinct prime numbers
The prime factorization of 20189665 is 5 × 4037933.
Since it has a total of 2 prime factors.
5 , 1 , 93 , 14 , 701 , 452 , 2791 , 7288 , 12942 , 54734 , 594922 , 525381 , 6768703 , 2155571 , 61935657 , 77054799 , 325666508 , 44466639 , 2470122810 , 472907018
n×2
40379330
n×3
60568995
n×4
80758660
n×5
100948325
n÷2
10094832.5
n÷3
6729888.3333333
n÷3
5047416.25
n÷5
4037933
n2
407622572812225
n3
8.2297631915169E+21
n4
1.6615616186606E+29
n5
3.3546372457615E+36
2 √n
4493.2911100885
3 √n
272.29711352091
4 √n
67.032015560391
5 √n
28.908517635186
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
-20189664
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 20189665 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189665) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001000111100001
3
Ternary
1101222202000101
4
Quaternary
1031001013201
5
Quinary
20132032130
6
Senary
2000422401
8
Octal
115010741
10
Decimal
20189665
12
Duodecimal
6917a01
16
Hexadecimal
13411e1
20
Vigesimal
663e35
36
Base36
c0qg1
md5
c71816f5232ff7345a581ebb604d7785
sha1
4656a589110d327e3fae444ed46ed13570a2aee2
sha256
5564c148c4634399d72fcdfaf425533edf3e4b577581a078aa2988a04911e602
sha512
a3700b6885c29ec59c501dc584a1fed95c8cfbaca01bfa0d3427ebfdb675e60d18213db64a5872fd93a4cb1b51b1462a0b0fe16d3669b3e6a11bcc1fd884e269
ripemd-160
0b85342b9a2a5439e7dc7b54087f9243fb03c3de
Diameter
40379330
Circumference
126855406.48488
Area
1.2805840801843E+15
Volume
3.4472751444338E+22
Surface area
5.122336320737E+15
Circumference
126855406.48488
Perimeter
80758660
Area
407622572812225
Diagonal
28552498.062769
Surface area
2445735436873350
Volume
8.2297631915169E+21
Space diagonal
34969525.567795
Perimeter
60568995
Area
1.7650575160568E+14
Altitude
17484762.783898
Surface area
1.7650575160568E+14
Volume
9.6988689338018E+20
Height
9517499.3542565