20218732 is an even 8-digits composite number following 20218731
and preceding 20218733 . In scientific notation, it is written as 2.0218732 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 10076240 positive integers (up to 20218732) that are relatively prime to 20218732.
20218732 has 12 divisors, whose sum is 35498736
The reverse of 20218732 is 23781202
Previous prime number is 311
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred eighteen thousand seven hundred thirty-two
Scientific notation
2.0218732 × 10^7
Engineering notation
2.0218732 × 10^6
Prime Factorization
2 × 2 × 311 × 16253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10109366
Product of the distinct prime numbers
The prime factorization of 20218732 is 2 × 2 × 311 × 16253.
Since it has a total of 4 prime factors.
6 , 3 , 71 , 69 , 673 , 721 , 2812 , 9768 , 70354 , 45897 , 349336 , 82819 , 4832466 , 6089875 , 52999736 , 84026425 , 666221282 , 121938776 , 2893366209 , 9969585591
n×2
40437464
n×3
60656196
n×4
80874928
n×5
101093660
n÷2
10109366
n÷3
6739577.3333333
n÷3
5054683
n÷5
4043746.4
n2
408797123687824
n3
8.265359486215E+21
n4
1.6711508833544E+29
n5
3.3788551842105E+36
2 √n
4496.5244356058
3 √n
272.42772597206
4 √n
67.056128993596
5 √n
28.91683674695
1 , 2 , 4 , 311 , 622 , 1244 , 16253 , 32506 , 65012 , 5054683 , 10109366 , 20218732
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20218731
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20218732 can be divided by 12 positive divisors.
The sum of these divisors (counting 20218732) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001000001101101100
3
Ternary
1102001012212221
4
Quaternary
1031020031230
5
Quinary
20133444412
6
Senary
2001205124
8
Octal
115101554
10
Decimal
20218732
12
Duodecimal
69307a4
16
Hexadecimal
134836c
20
Vigesimal
6676gc
36
Base36
c1cvg
md5
5a452e693d4b4c8f06a86da9d31617a5
sha1
515dbdd6b575a4a52188412622ee5c85c0243663
sha256
8bb82bc724a5b6f2f662d426b0338017bf84f47646869c6435a0c14962bb80ca
sha512
8fc985c62925a26b595ca1e068db6738c7a2e97562b8fc0389b5b1137308b1f1cefcf9a9734b4347f1282e1cae58c3fdc329544f4398f99b4490b527e187d8a5
ripemd-160
0c7ef809107009fbd56599c0eb590836426a2808
Diameter
40437464
Circumference
127038039.8322
Area
1.2842740405863E+15
Volume
3.4621856854896E+22
Surface area
5.1370961623452E+15
Circumference
127038039.8322
Perimeter
80874928
Area
408797123687824
Diagonal
28593605.008387
Surface area
2452782742126944
Volume
8.265359486215E+21
Space diagonal
35019871.088619
Perimeter
60656196
Area
1.7701434705383E+14
Altitude
17509935.544309
Surface area
1.7701434705383E+14
Volume
9.7408195694119E+20
Height
9531201.6694623