21093823 is an odd 8-digits composite number following 21093822
and preceding 21093824 . In scientific notation, it is written as 2.1093823 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20907040 positive integers (up to 21093823) that are relatively prime to 21093823.
21093823 has 4 divisors, whose sum is 21280608
The reverse of 21093823 is 32839012
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million ninety-three thousand eight hundred twenty-three
Scientific notation
2.1093823 × 10^7
Engineering notation
2.1093823 × 10^6
Prime Factorization
113 × 186671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21093823
Product of the distinct prime numbers
The prime factorization of 21093823 is 113 × 186671.
Since it has a total of 2 prime factors.
4 , 7 , 41 , 32 , 745 , 686 , 3796 , 8985 , 98820 , 15446 , 808647 , 475353 , 3674017 , 6005204 , 40100657 , 13094326 , 467552910 , 834214564 , 2478778173 , 6256736217
n×2
42187646
n×3
63281469
n×4
84375292
n×5
105469115
n÷2
10546911.5
n÷3
7031274.3333333
n÷3
5273455.75
n÷5
4218764.6
n2
444949368755329
n3
9.3856832284866E+21
n4
1.9797994075577E+29
n5
4.1761538278526E+36
2 √n
4592.801214945
3 √n
276.30268113461
4 √n
67.770208904392
5 √n
29.162923559425
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
-21093822
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 21093823 can be divided by 4 positive divisors.
The sum of these divisors (counting 21093823) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011101110110111111
3
Ternary
1110200200021201
4
Quaternary
1100131312333
5
Quinary
20400000243
6
Senary
2032040331
8
Octal
120356677
10
Decimal
21093823
12
Duodecimal
70930a7
16
Hexadecimal
141ddbf
20
Vigesimal
6bgeb3
36
Base36
ck43j
md5
2ea073c0a014d4f1fff04f3d7e9d680b
sha1
b85af853cbec87c0eb82767573959e912b1646dd
sha256
b200fcd06ecb94bfd0cec5044f514aab77c52b40355d7cc14efa9d0aa5af09db
sha512
4b45ae2e7dce5c9adb54a7b80e1ab6490b99bc83c9a9fafcf8675358288896650925935b9139fe7752a383063536ed61f172028fc72b60101c635ff66e76e0e0
ripemd-160
4338a8b7813dd24e5344e33d829a558a62d31cb1
Diameter
42187646
Circumference
132536398.74585
Area
1.3978496681012E+15
Volume
3.9314657972713E+22
Surface area
5.5913986724046E+15
Circumference
132536398.74585
Perimeter
84375292
Area
444949368755329
Diagonal
29831170.568898
Surface area
2669696212531974
Volume
9.3856832284866E+21
Space diagonal
36535573.161865
Perimeter
63281469
Area
1.9266872836998E+14
Altitude
18267786.580932
Surface area
1.9266872836998E+14
Volume
1.1061133761553E+21
Height
9943723.5229658