21084090 is an even 8-digits composite number following 21084089
and preceding 21084091 . In scientific notation, it is written as 2.1084090 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 5622416 positive integers (up to 21084090) that are relatively prime to 21084090.
21084090 has 16 divisors, whose sum is 50601888
The reverse of 21084090 is 09048012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million eighty-four thousand ninety
Scientific notation
2.1084090 × 10^7
Engineering notation
2.1084090 × 10^6
Prime Factorization
2 × 3 × 5 × 702803
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21084090
Product of the distinct prime numbers
The prime factorization of 21084090 is 2 × 3 × 5 × 702803.
Since it has a total of 4 prime factors.
3 , 6 , 75 , 98 , 611 , 921 , 1059 , 5356 , 73120 , 57597 , 273838 , 961397 , 290374 , 2491254 , 85627165 , 92614098 , 318450410 , 778083293 , 9352401886 , 3368330512
n×2
42168180
n×3
63252270
n×4
84336360
n×5
105420450
n÷2
10542045
n÷3
7028030
n÷3
5271022.5
n÷5
4216818
n2
444538851128100
n3
9.3726971456815E+21
n4
1.9761479016229E+29
n5
4.1665280211129E+36
2 √n
4591.7414996927
3 √n
276.26017789054
4 √n
67.762390008711
5 √n
29.160231822254
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 702803 , 1405606 , 2108409 , 3514015 , 4216818 , 7028030 , 10542045 , 21084090
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21084089
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21084090 can be divided by 16 positive divisors.
The sum of these divisors (counting 21084090) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011011011110111010
3
Ternary
1110200011221020
4
Quaternary
1100123132322
5
Quinary
20344142330
6
Senary
2031523310
8
Octal
120333672
10
Decimal
21084090
12
Duodecimal
7089536
16
Hexadecimal
141b7ba
20
Vigesimal
6bfa4a
36
Base36
cjwl6
md5
c0c4c07afac91678feee524b3f42281b
sha1
892717017dbdbe8b4827fed78d0f5defb94973e9
sha256
df10e469c1ea834fe449b0e1927a5a3d391ab057f18d2353ede4a5a2c648437b
sha512
3d6b4a0f0a740bc629f81f58d92a6ca7ea345f843b96ec74bb0c1dc2eb94b29c798034c3ce25084432129e0bca7fa1e9546e106104bf9a5de3d7eab1b26f0602
ripemd-160
173dba157ad4bab89e026bf90ccc323d528395cb
Diameter
42168180
Circumference
132475244.50325
Area
1.3965599889393E+15
Volume
3.926026199626E+22
Surface area
5.5862399557571E+15
Circumference
132475244.50325
Perimeter
84336360
Area
444538851128100
Diagonal
29817406.028295
Surface area
2667233106768600
Volume
9.3726971456815E+21
Space diagonal
36518715.111355
Perimeter
63252270
Area
1.9249096902304E+14
Altitude
18259357.555677
Surface area
1.9249096902304E+14
Volume
1.1045829516199E+21
Height
9939135.342765