20238818 is an even 8-digits composite number following 20238817
and preceding 20238819 . In scientific notation, it is written as 2.0238818 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 10119408 positive integers (up to 20238818) that are relatively prime to 20238818.
20238818 has 4 divisors, whose sum is 30358230
The reverse of 20238818 is 81883202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred thirty-eight thousand eight hundred eighteen
Scientific notation
2.0238818 × 10^7
Engineering notation
2.0238818 × 10^6
Prime Factorization
2 × 10119409
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20238818
Product of the distinct prime numbers
The prime factorization of 20238818 is 2 × 10119409.
Since it has a total of 2 prime factors.
1 , 4 , 19 , 58 , 348 , 17 , 5361 , 9635 , 99361 , 37379 , 294769 , 220716 , 3988664 , 3728870 , 83979866 , 81851802 , 283831207 , 559287430 , 9272866671 , 634058032
n×2
40477636
n×3
60716454
n×4
80955272
n×5
101194090
n÷2
10119409
n÷3
6746272.6666667
n÷3
5059704.5
n÷5
4047763.6
n2
409609754037124
n3
8.2900172629821E+21
n4
1.6778015060235E+29
n5
3.3956719320536E+36
2 √n
4498.7573839895
3 √n
272.51790921208
4 √n
67.072776772618
5 √n
28.922579865916
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
-20238817
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 20238818 can be divided by 4 positive divisors.
The sum of these divisors (counting 20238818) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001101000111100010
3
Ternary
1102002020102212
4
Quaternary
1031031013202
5
Quinary
20140120233
6
Senary
2001442122
8
Octal
115150742
10
Decimal
20238818
12
Duodecimal
6940342
16
Hexadecimal
134d1e2
20
Vigesimal
669h0i
36
Base36
c1sde
md5
f8185c26f1da1fb72465925159137982
sha1
c865dfb68935b2845e5c7805c555cf018963e97a
sha256
f6b43e0258796b4b578b0fcf07b73ec13be11d8613f0cdf7dc5046f3b5606b9d
sha512
bb61f82214cad443342db9886a700858dbb8c763fdfd9dc9aaf080dd64f7f2597c2eef1fe2cd56a81a3eb4122203d35e660378a476b16d14807393a5c2ad4377
ripemd-160
1ada32330006a900296b90251d39d61d2d08e075
Diameter
40477636
Circumference
127164243.89228
Area
1.2868269941218E+15
Volume
3.472514310869E+22
Surface area
5.147307976487E+15
Circumference
127164243.89228
Perimeter
80955272
Area
409609754037124
Diagonal
28622010.902001
Surface area
2457658524222744
Volume
8.2900172629821E+21
Space diagonal
35054661.06114
Perimeter
60716454
Area
1.7736622631702E+14
Altitude
17527330.53057
Surface area
1.7736622631702E+14
Volume
9.7698790380137E+20
Height
9540670.3006669