20189872 is an even 8-digits composite number following 20189871
and preceding 20189873 . In scientific notation, it is written as 2.0189872 × 10^7.
The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors.
There are 9966528 positive integers (up to 20189872) that are relatively prime to 20189872.
20189872 has 20 divisors, whose sum is 39615520
The reverse of 20189872 is 27898102
Previous prime number is 79
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred eighty-nine thousand eight hundred seventy-two
Scientific notation
2.0189872 × 10^7
Engineering notation
2.0189872 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 79 × 15973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2523734
Product of the distinct prime numbers
The prime factorization of 20189872 is 2 × 2 × 2 × 2 × 79 × 15973.
Since it has a total of 6 prime factors.
5 , 3 , 68 , 44 , 44 , 860 , 6048 , 2829 , 61372 , 26168 , 875547 , 642313 , 8904929 , 4159900 , 80325656 , 73584703 , 171145739 , 470552208 , 3869083829 , 4803440482
n×2
40379744
n×3
60569616
n×4
80759488
n×5
100949360
n÷2
10094936
n÷3
6729957.3333333
n÷3
5047468
n÷5
4037974.4
n2
407630931376384
n3
8.23001632773E+21
n4
1.6616297621478E+29
n5
3.3548092209154E+36
2 √n
4493.3141443705
3 √n
272.29804411766
4 √n
67.032187375697
5 √n
28.908576913422
1 , 2 , 4 , 8 , 16 , 79 , 158 , 316 , 632 , 1264 , 15973 , 31946 , 63892 , 127784 , 255568 , 1261867 , 2523734 , 5047468 , 10094936 , 20189872
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189872 can be divided by 20 positive divisors.
The sum of these divisors (counting 20189872) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001101000001001010110000
3
Ternary
1101222202022001
4
Quaternary
1031001022300
5
Quinary
20132033442
6
Senary
2000423344
8
Octal
115011260
10
Decimal
20189872
12
Duodecimal
6917b54
16
Hexadecimal
13412b0
20
Vigesimal
663edc
36
Base36
c0qls
md5
7c32d41c5f7f52bce4751b7aaa46553c
sha1
e123b9aafb354a9923bbad092603c5aeead85e34
sha256
4139f4bd5331b34016bab802b09c733c6993f0b0410dd379688f25b5eaeb634c
sha512
097661f348f1583b480494db6220def1e6bcb0091e172d1dc99803fe7abbcedc1554668455cc722fa93f02acc5c6d4c4d7016e8d1b4853856ac3d6dc998e4a8d
ripemd-160
7bb03d0cc18c5c83bc0a20c78d5bfedc3431ede3
Diameter
40379744
Circumference
126856707.10424
Area
1.280610339388E+15
Volume
3.4473811778827E+22
Surface area
5.1224413575521E+15
Circumference
126856707.10424
Perimeter
80759488
Area
407630931376384
Diagonal
28552790.804977
Surface area
2445785588258304
Volume
8.23001632773E+21
Space diagonal
34969884.102312
Perimeter
60569616
Area
1.7650937097013E+14
Altitude
17484942.051156
Surface area
1.7650937097013E+14
Volume
9.6991672576898E+20
Height
9517596.9349923