20805364 is an even 8-digits composite number following 20805363
and preceding 20805365 . In scientific notation, it is written as 2.0805364 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 10402680 positive integers (up to 20805364) that are relatively prime to 20805364.
20805364 has 6 divisors, whose sum is 36409394
The reverse of 20805364 is 46350802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eight hundred five thousand three hundred sixty-four
Scientific notation
2.0805364 × 10^7
Engineering notation
2.0805364 × 10^6
Prime Factorization
2 × 2 × 5201341
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10402682
Product of the distinct prime numbers
The prime factorization of 20805364 is 2 × 2 × 5201341.
Since it has a total of 3 prime factors.
10 , 1 , 39 , 6 , 520 , 684 , 9880 , 208 , 22547 , 46710 , 54374 , 960440 , 2402409 , 4402543 , 77838401 , 5065109 , 321257779 , 711645212 , 9156058260 , 6059439963
n×2
41610728
n×3
62416092
n×4
83221456
n×5
104026820
n÷2
10402682
n÷3
6935121.3333333
n÷3
5201341
n÷5
4161072.8
n2
432863171172496
n3
9.0058758384381E+21
n4
1.8737052495751E+29
n5
3.8983119746121E+36
2 √n
4561.28972989
3 √n
275.03741199
4 √n
67.537321015051
5 √n
29.082722787324
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20805363
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20805364 can be divided by 6 positive divisors.
The sum of these divisors (counting 20805364) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001111010111011011110100
3
Ternary
1110011000121001
4
Quaternary
1033113123310
5
Quinary
20311232424
6
Senary
2021533044
8
Octal
117273364
10
Decimal
20805364
12
Duodecimal
6b74184
16
Hexadecimal
13d76f4
20
Vigesimal
6a0d84
36
Base36
cdxis
md5
635a9cc63f41a1551852fd0e634a0774
sha1
853b10a627d0320a0250cc05a4a695268d66adc0
sha256
003c3064e309fb3774cc59a42c62f7a9e3e7b1072eef27aba332a0cd4a419597
sha512
80951f7c4980683c9dfd8fd01b83f6f6e8ebbc442a2c202ebb20598262e0df52a96abea6743eec512fe7955e96e7cdebb39570b9f0c4f799a327ad7755a77774
ripemd-160
094bd0050c707c0412d08db7622e3e2ae6f57504
Diameter
41610728
Circumference
130723957.39532
Area
1.3598797585651E+15
Volume
3.7723724497572E+22
Surface area
5.4395190342604E+15
Circumference
130723957.39532
Perimeter
83221456
Area
432863171172496
Diagonal
29423227.938909
Surface area
2597179027034976
Volume
9.0058758384381E+21
Space diagonal
36035947.517964
Perimeter
62416092
Area
1.8743525129904E+14
Altitude
18017973.758982
Surface area
1.8743525129904E+14
Volume
1.0613526459806E+21
Height
9807742.646303