21000717 is an odd 8-digits composite number following 21000716
and preceding 21000718 . In scientific notation, it is written as 2.1000717 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13981248 positive integers (up to 21000717) that are relatively prime to 21000717.
21000717 has 12 divisors, whose sum is 30376060
The reverse of 21000717 is 71700012
Previous prime number is 1117
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million seven hundred seventeen
Scientific notation
2.1000717 × 10^7
Engineering notation
2.1000717 × 10^6
Prime Factorization
3 × 3 × 1117 × 2089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7000239
Product of the distinct prime numbers
The prime factorization of 21000717 is 3 × 3 × 1117 × 2089.
Since it has a total of 4 prime factors.
9 , 6 , 83 , 93 , 737 , 71 , 603 , 5373 , 43301 , 21113 , 675553 , 733395 , 5020574 , 2304534 , 73508957 , 70293841 , 117695321 , 105730752 , 8098737630 , 729648040
n×2
42001434
n×3
63002151
n×4
84002868
n×5
105003585
n÷2
10500358.5
n÷3
7000239
n÷3
5250179.25
n÷5
4200143.4
n2
441030114514089
n3
9.261948623388E+21
n4
1.9450756190831E+29
n5
4.0847982619964E+36
2 √n
4582.6539254017
3 √n
275.89555752084
4 √n
67.695302092551
5 √n
29.137133546684
1 , 3 , 9 , 1117 , 2089 , 3351 , 6267 , 10053 , 18801 , 2333413 , 7000239 , 21000717
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
-21000716
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 21000717 can be divided by 12 positive divisors.
The sum of these divisors (counting 21000717) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000000111001000001101
3
Ternary
1110111221120100
4
Quaternary
1100013020031
5
Quinary
20334010332
6
Senary
2030041313
8
Octal
120071015
10
Decimal
21000717
12
Duodecimal
7049239
16
Hexadecimal
140720d
20
Vigesimal
6b51fh
36
Base36
ci499
md5
95dac72436b8b3991b95efe73b00d0e7
sha1
49449a0943bd57429e36b15887c589185c00ef4f
sha256
f29fe9c53721a4ceac65a0cf3db3ed4bc997fdfbba171aedc304163e6d722202
sha512
35f3166acc675126f7474f6c1e1cc39097320e611ee5b0d604575a153dff18f63b0214d59a3ba3d94c1afeb79b8e3a321035a45c243b737a2c951c0dbea52ef7
ripemd-160
382bebf9228757f16f55194d7c5a9765b0607723
Diameter
42001434
Circumference
131951396.49464
Area
1.3855369677693E+15
Volume
3.8796359670882E+22
Surface area
5.5421478710773E+15
Circumference
131951396.49464
Perimeter
84002868
Area
441030114514089
Diagonal
29699498.800959
Surface area
2646180687084534
Volume
9.261948623388E+21
Space diagonal
36374308.839375
Perimeter
63002151
Area
1.9097164150158E+14
Altitude
18187154.419688
Surface area
1.9097164150158E+14
Volume
1.0915311130998E+21
Height
9899832.9336531