21000959 is an odd 8-digits composite number following 21000958
and preceding 21000960 . In scientific notation, it is written as 2.1000959 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 17378928 positive integers (up to 21000959) that are relatively prime to 21000959.
21000959 has 12 divisors, whose sum is 25273800
The reverse of 21000959 is 95900012
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million nine hundred fifty-nine
Scientific notation
2.1000959 × 10^7
Engineering notation
2.1000959 × 10^6
Prime Factorization
7 × 7 × 29 × 14779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3000137
Product of the distinct prime numbers
The prime factorization of 21000959 is 7 × 7 × 29 × 14779.
Since it has a total of 4 prime factors.
10 , 2 , 27 , 5 , 692 , 616 , 9030 , 1176 , 32053 , 56218 , 307064 , 232678 , 6725098 , 4475261 , 55581117 , 28611455 , 290308396 , 456039664 , 2704827796 , 2596047668
n×2
42001918
n×3
63002877
n×4
84003836
n×5
105004795
n÷2
10500479.5
n÷3
7000319.6666667
n÷3
5250239.75
n÷5
4200191.8
n2
441040278919681
n3
9.2622688149408E+21
n4
1.9451652762955E+29
n5
4.0850336215705E+36
2 √n
4582.6803292396
3 √n
275.89661726988
4 √n
67.695497111991
5 √n
29.137200698237
1 , 7 , 29 , 49 , 203 , 1421 , 14779 , 103453 , 428591 , 724171 , 3000137 , 21000959
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000958
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000959 can be divided by 12 positive divisors.
The sum of these divisors (counting 21000959) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000000111001011111111
3
Ternary
1110111221220022
4
Quaternary
1100013023333
5
Quinary
20334012314
6
Senary
2030042355
8
Octal
120071377
10
Decimal
21000959
12
Duodecimal
70493bb
16
Hexadecimal
14072ff
20
Vigesimal
6b527j
36
Base36
ci4fz
md5
5fc6d139275064d0c0f730a9dfdf84f4
sha1
39618a415546f6c4a3f5ec8d9bd1534e198008d4
sha256
a317776584252b46fde1743a7a2b79635cc4b42b9ca3048f2c959c935fb2e058
sha512
d30d8e8326d51e6dc06541106e46e9c9ccd11f572fa99283ec973b34e953f96f27b5a0ee020c9adbc47a60c04d6ea68b005e90fc4001ee0e55725e4c95c014de
ripemd-160
5ff2cb627cf76bc3a79e14c1a3eff693e4bd638b
Diameter
42001918
Circumference
131952917.02548
Area
1.3855689001913E+15
Volume
3.8797700886122E+22
Surface area
5.5422756007651E+15
Circumference
131952917.02548
Perimeter
84003836
Area
441040278919681
Diagonal
29699841.040641
Surface area
2646241673518086
Volume
9.2622688149408E+21
Space diagonal
36374727.995671
Perimeter
63002877
Area
1.9097604281831E+14
Altitude
18187363.997835
Surface area
1.9097604281831E+14
Volume
1.0915688480362E+21
Height
9899947.0135471