21030115 is an odd 8-digits composite number following 21030114
and preceding 21030116 . In scientific notation, it is written as 2.1030115 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 16824088 positive integers (up to 21030115) that are relatively prime to 21030115.
21030115 has 4 divisors, whose sum is 25236144
The reverse of 21030115 is 51103012
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million thirty thousand one hundred fifteen
Scientific notation
2.1030115 × 10^7
Engineering notation
2.1030115 × 10^6
Prime Factorization
5 × 4206023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21030115
Product of the distinct prime numbers
The prime factorization of 21030115 is 5 × 4206023.
Since it has a total of 2 prime factors.
3 , 4 , 21 , 32 , 74 , 733 , 7668 , 482 , 35156 , 37897 , 915423 , 521245 , 596959 , 9524640 , 53967998 , 92789181 , 247501918 , 569508641 , 5014591379 , 8899427022
n×2
42060230
n×3
63090345
n×4
84120460
n×5
105150575
n÷2
10515057.5
n÷3
7010038.3333333
n÷3
5257528.75
n÷5
4206023
n2
442265736913225
n3
9.3008993078449E+21
n4
1.955989820474E+29
n5
4.1134690863397E+36
2 √n
4585.8603336779
3 √n
276.02423560197
4 √n
67.71898060129
5 √n
29.145286546625
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
-21030114
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 21030115 can be divided by 4 positive divisors.
The sum of these divisors (counting 21030115) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110010011100011
3
Ternary
1110120102220011
4
Quaternary
1100032103203
5
Quinary
20340430430
6
Senary
2030425351
8
Octal
120162343
10
Decimal
21030115
12
Duodecimal
7062257
16
Hexadecimal
140e4e3
20
Vigesimal
6b8f5f
36
Base36
ciqxv
md5
1fcf83f5c3a84d8238ee2bc13523a3a2
sha1
8650f9d2ce9a3390659dd385e2abfb4d14ad594e
sha256
92abb92415e5eb88d80e548bfe0d06501375778d51f18bd18603333d24e5aecd
sha512
7ada4d46bd8f46f370714a8e300fa1f70c38014e73805538f2ff1027d1e74d4d668f64badb4cc31813ec77c9f65d8b9a9e50554a2c2f0d0d4299399e440abb68
ripemd-160
6970a2b87c81d3a683a5528394b94f48315c092e
Diameter
42060230
Circumference
132136109.5763
Area
1.3894187900211E+15
Volume
3.8959515916405E+22
Surface area
5.5576751600843E+15
Circumference
132136109.5763
Perimeter
84120460
Area
442265736913225
Diagonal
29741073.851266
Surface area
2653594421479350
Volume
9.3008993078449E+21
Space diagonal
36425227.669016
Perimeter
63090345
Area
1.9150668169515E+14
Altitude
18212613.834508
Surface area
1.9150668169515E+14
Volume
1.0961214952851E+21
Height
9913691.2837553