20188427 is an odd 8-digits composite number following 20188426
and preceding 20188428 . In scientific notation, it is written as 2.0188427 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 16935912 positive integers (up to 20188427) that are relatively prime to 20188427.
20188427 has 4 divisors, whose sum is 20250120
The reverse of 20188427 is 72488102
Previous prime number is 329
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred eighty-eight thousand four hundred twenty-seven
Scientific notation
2.0188427 × 10^7
Engineering notation
2.0188427 × 10^6
Prime Factorization
329 × 61363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20188427
Product of the distinct prime numbers
The prime factorization of 20188427 is 329 × 61363.
Since it has a total of 2 prime factors.
6 , 9 , 10 , 81 , 297 , 222 , 9958 , 5549 , 46869 , 32708 , 220914 , 588262 , 8293406 , 5480749 , 88033765 , 69790473 , 307685816 , 124014400 , 5332356823 , 5326174914
n×2
40376854
n×3
60565281
n×4
80753708
n×5
100942135
n÷2
10094213.5
n÷3
6729475.6666667
n÷3
5047106.75
n÷5
4037685.4
n2
407572584734329
n3
8.2282493741103E+21
n4
1.6611541182702E+29
n5
3.3536088652448E+36
2 √n
4493.1533470381
3 √n
272.29154779018
4 √n
67.030987961078
5 √n
28.908163101095
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
-20188426
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 20188427 can be divided by 4 positive divisors.
The sum of these divisors (counting 20188427) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000110100001011
3
Ternary
1101222200022112
4
Quaternary
1031000310023
5
Quinary
20132012202
6
Senary
2000412535
8
Octal
115006413
10
Decimal
20188427
12
Duodecimal
691714b
16
Hexadecimal
1340d0b
20
Vigesimal
663b17
36
Base36
c0phn
md5
7d03d069b98e6a225143027345d249c2
sha1
c082fc9f2784753e224487030f1cebfb42138c38
sha256
1f296bf9bffe484d363f6a57d7e558ae8f2a4f8c506fba9f002b6aa00cd8f3af
sha512
7a6fad2a1d5eb71185d7c8275a2827c00a236d0925afe254183b154d0e1a9eeeaeb564be47f707538ef96ce113c9e6f9546f44d4c9bc5d14a26e03b45d8fff00
ripemd-160
beb9dec09af55b41e991b5f8bd6ab93eaced8211
Diameter
40376854
Circumference
126847627.90147
Area
1.280427038006E+15
Volume
3.4466410380813E+22
Surface area
5.1217081520239E+15
Circumference
126847627.90147
Perimeter
80753708
Area
407572584734329
Diagonal
28550747.266379
Surface area
2445435508405974
Volume
8.2282493741103E+21
Space diagonal
34967381.288895
Perimeter
60565281
Area
1.7648410613301E+14
Altitude
17483690.644448
Surface area
1.7648410613301E+14
Volume
9.6970848828789E+20
Height
9516915.7554597