21000941 is an odd 8-digits composite number following 21000940
and preceding 21000942 . In scientific notation, it is written as 2.1000941 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 18861120 positive integers (up to 21000941) that are relatively prime to 21000941.
21000941 has 8 divisors, whose sum is 23228184
The reverse of 21000941 is 14900012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million nine hundred forty-one
Scientific notation
2.1000941 × 10^7
Engineering notation
2.1000941 × 10^6
Prime Factorization
37 × 13 × 43661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21000941
Product of the distinct prime numbers
The prime factorization of 21000941 is 37 × 13 × 43661.
Since it has a total of 3 prime factors.
2 , 5 , 8 , 12 , 469 , 163 , 1163 , 9650 , 3677 , 86748 , 193607 , 965575 , 8299735 , 226721 , 55019877 , 85896810 , 286644685 , 528118336 , 1892707446 , 7420870282
n×2
42001882
n×3
63002823
n×4
84003764
n×5
105004705
n÷2
10500470.5
n÷3
7000313.6666667
n÷3
5250235.25
n÷5
4200188.2
n2
441039522885481
n3
9.2622449987861E+21
n4
1.9451586074705E+29
n5
4.0850161151131E+36
2 √n
4582.6783653231
3 √n
275.89653844585
4 √n
67.695482606471
5 √n
29.137195703515
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000940
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000941 can be divided by 8 positive divisors.
The sum of these divisors (counting 21000941) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000111001011101101
3
Ternary
1110111221212122
4
Quaternary
1100013023231
5
Quinary
20334012231
6
Senary
2030042325
8
Octal
120071355
10
Decimal
21000941
12
Duodecimal
70493a5
16
Hexadecimal
14072ed
20
Vigesimal
6b5271
36
Base36
ci4fh
md5
58c9cca09ef4d0098dda452988c2315e
sha1
d24ab1f96a856d4f71955363d22451b2bbfe0986
sha256
d46128e7da6048dabe602bc2fc11554075bdd9a88dcbb627aa8e31e1bd36ca55
sha512
b1804ffc25acc7fa6961166f0da7ae0f3fbcaa6c3386682f7e6779017697490fddacdfe4e5be950c182af1b7a1f323e97f7f8aa399a24f4cfd40ad592dd66d76
ripemd-160
eb9a06a1e7506436962ee8b0ab96db4b374af770
Diameter
42001882
Circumference
131952803.92815
Area
1.3855665250398E+15
Volume
3.8797601125247E+22
Surface area
5.5422661001591E+15
Circumference
131952803.92815
Perimeter
84003764
Area
441039522885481
Diagonal
29699815.584797
Surface area
2646237137312886
Volume
9.2622449987861E+21
Space diagonal
36374696.818756
Perimeter
63002823
Area
1.909757154459E+14
Altitude
18187348.409378
Surface area
1.909757154459E+14
Volume
1.0915660412755E+21
Height
9899938.5282657