20018864 is an even 8-digits composite number following 20018863
and preceding 20018865 . In scientific notation, it is written as 2.0018864 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 10 positive divisors.
There are 10009424 positive integers (up to 20018864) that are relatively prime to 20018864.
20018864 has 10 divisors, whose sum is 38786580
The reverse of 20018864 is 46881002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eighteen thousand eight hundred sixty-four
Scientific notation
2.0018864 × 10^7
Engineering notation
2.0018864 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1251179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2502358
Product of the distinct prime numbers
The prime factorization of 20018864 is 2 × 2 × 2 × 2 × 1251179.
Since it has a total of 5 prime factors.
1 , 1 , 62 , 15 , 903 , 405 , 5792 , 6091 , 84556 , 9188 , 956396 , 155444 , 1935692 , 6870406 , 67192108 , 86799321 , 850563018 , 197199354 , 7677586395 , 4964093886
n×2
40037728
n×3
60056592
n×4
80075456
n×5
100094320
n÷2
10009432
n÷3
6672954.6666667
n÷3
5004716
n÷5
4003772.8
n2
400754915850496
n3
8.0226581577425E+21
n4
1.6060450257834E+29
n5
3.2151196949034E+36
2 √n
4474.2445172342
3 √n
271.52707613211
4 √n
66.889793819642
5 √n
28.859439083969
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20018863
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20018864 can be divided by 10 positive divisors.
The sum of these divisors (counting 20018864) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001100010111011010110000
3
Ternary
1101200001201102
4
Quaternary
1030113122300
5
Quinary
20111100424
6
Senary
1553023532
8
Octal
114273260
10
Decimal
20018864
12
Duodecimal
6854ba8
16
Hexadecimal
13176b0
20
Vigesimal
652734
36
Base36
bx2nk
md5
81b165a0d817ca5de999f96916736572
sha1
8926a48117ad849d969604fefbfabcad72aaca17
sha256
01e9cf76980eebba1d480b30dbbc400bce8ec21e5182ee2436d1cbfbb535cc84
sha512
3e66515cea112843ea1272c6b246e43c1db6deaea46f24ee617ed7f16da8ce330b51c5a470fba1a131998a4ef84ed1028d13e8d3d805cd9a2d956a19510b486f
ripemd-160
4a26a6c4f1100eb355d033cf1219219246b8ee75
Diameter
40037728
Circumference
125782232.15123
Area
1.2590086995259E+15
Volume
3.3605231907502E+22
Surface area
5.0360347981037E+15
Circumference
125782232.15123
Perimeter
80075456
Area
400754915850496
Diagonal
28310948.972103
Surface area
2404529495102976
Volume
8.0226581577425E+21
Space diagonal
34673689.557812
Perimeter
60056592
Area
1.7353196890901E+14
Altitude
17336844.778906
Surface area
1.7353196890901E+14
Volume
9.4547933108022E+20
Height
9436982.9907008