21038030 is an even 8-digits composite number following 21038029
and preceding 21038031 . In scientific notation, it is written as 2.1038030 × 10^7.
The sum of its digits is 17. It has a total of 4 prime factors and 16 positive divisors.
There are 7767840 positive integers (up to 21038030) that are relatively prime to 21038030.
21038030 has 16 divisors, whose sum is 40781664
The reverse of 21038030 is 03083012
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million thirty-eight thousand thirty
Scientific notation
2.1038030 × 10^7
Engineering notation
2.1038030 × 10^6
Prime Factorization
2 × 5 × 13 × 161831
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21038030
Product of the distinct prime numbers
The prime factorization of 21038030 is 2 × 5 × 13 × 161831.
Since it has a total of 4 prime factors.
2 , 9 , 6 , 20 , 558 , 3 , 7236 , 6275 , 92649 , 5277 , 774083 , 513617 , 9575403 , 8543496 , 27940139 , 33059145 , 374056072 , 171583037 , 8886607376 , 4021701880
n×2
42076060
n×3
63114090
n×4
84152120
n×5
105190150
n÷2
10519015
n÷3
7012676.6666667
n÷3
5259507.5
n÷5
4207606
n2
442598706280900
n3
9.3114048606988E+21
n4
1.9589361480153E+29
n5
4.121215745003E+36
2 √n
4586.7232312404
3 √n
276.05885988239
4 √n
67.725351466348
5 √n
29.147480069791
1 , 2 , 5 , 10 , 13 , 26 , 65 , 130 , 161831 , 323662 , 809155 , 1618310 , 2103803 , 4207606 , 10519015 , 21038030
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
-21038029
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 21038030 can be divided by 16 positive divisors.
The sum of these divisors (counting 21038030) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010000001111001110
3
Ternary
1110120211202022
4
Quaternary
1100100033032
5
Quinary
20341204110
6
Senary
2030530142
8
Octal
120201716
10
Decimal
21038030
12
Duodecimal
7066952
16
Hexadecimal
14103ce
20
Vigesimal
6b9f1a
36
Base36
cix1q
md5
38a8cf75f16e049f70d37c4b7c8a7fe3
sha1
6a4dfffc1b0fbff9c6177261675f9207d25684c9
sha256
4cf4d41a5bc67c95756a23a678251125420594f34133f0f476c9221bbe349180
sha512
48f21952dedeb27e68c30fa49330390a9222540fb9e902ab829d519249c6f46dd3468be3aba65546074a9826ef80ad62e39678d4272ea6eefacb52e5b76a55eb
ripemd-160
8c2a6370e8aa1641742fd5a447a1806b15b30e43
Diameter
42076060
Circumference
132185840.988
Area
1.3904648441404E+15
Volume
3.9003521473295E+22
Surface area
5.5618593765617E+15
Circumference
132185840.988
Perimeter
84152120
Area
442598706280900
Diagonal
29752267.351612
Surface area
2655592237685400
Volume
9.3114048606988E+21
Space diagonal
36438936.851158
Perimeter
63114090
Area
1.9165086166069E+14
Altitude
18219468.425579
Surface area
1.9165086166069E+14
Volume
1.0973595865622E+21
Height
9917422.4505374