21082969 is an odd 8-digits composite number following 21082968
and preceding 21082970 . In scientific notation, it is written as 2.1082969 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 21073360 positive integers (up to 21082969) that are relatively prime to 21082969.
21082969 has 4 divisors, whose sum is 21092580
The reverse of 21082969 is 96928012
Previous prime number is 3389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million eighty-two thousand nine hundred sixty-nine
Scientific notation
2.1082969 × 10^7
Engineering notation
2.1082969 × 10^6
Prime Factorization
3389 × 6221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21082969
Product of the distinct prime numbers
The prime factorization of 21082969 is 3389 × 6221.
Since it has a total of 2 prime factors.
10 , 4 , 38 , 40 , 598 , 423 , 2209 , 6909 , 74169 , 59682 , 281349 , 200368 , 8543731 , 7844009 , 15511890 , 360972 , 396067101 , 583409024 , 3024617517 , 9169283719
n×2
42165938
n×3
63248907
n×4
84331876
n×5
105414845
n÷2
10541484.5
n÷3
7027656.3333333
n÷3
5270742.25
n÷5
4216593.8
n2
444491581854961
n3
9.3712022410091E+21
n4
1.9757276633993E+29
n5
4.1654205079889E+36
2 √n
4591.619431094
3 √n
276.2552817319
4 √n
67.761489292178
5 √n
29.159921737113
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
-21082968
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 21082969 can be divided by 4 positive divisors.
The sum of these divisors (counting 21082969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011001101011001
3
Ternary
1110200010101201
4
Quaternary
1100123031121
5
Quinary
20344123334
6
Senary
2031514201
8
Octal
120331531
10
Decimal
21082969
12
Duodecimal
7088961
16
Hexadecimal
141b359
20
Vigesimal
6bf789
36
Base36
cjvq1
md5
028e131e683387b875688bac92b73cdc
sha1
e61811dbd939c4f82cf1f9bfc06d4b0341674ffc
sha256
74874bde62a2c1bf9e1d10d5dd02c30113c7f3e2b197b52fe9c4a3b48742f3d9
sha512
685dd39d23eb54becaff1bfa4925cd82e28c6cc3baeeed16913e99af6ef76a033d2cf3c9835f843b7a4833b2188730893c9e7d8dec6fc21559af944de07a3892
ripemd-160
57f552c7ac0d3d6f9df7fae9fdce4190757cf97c
Diameter
42165938
Circumference
132468201.05252
Area
1.3964114881381E+15
Volume
3.9254000154211E+22
Surface area
5.5856459525522E+15
Circumference
132468201.05252
Perimeter
84331876
Area
444491581854961
Diagonal
29815820.694892
Surface area
2666949491129766
Volume
9.3712022410091E+21
Space diagonal
36516773.4824
Perimeter
63248907
Area
1.9247050082736E+14
Altitude
18258386.7412
Surface area
1.9247050082736E+14
Volume
1.1044067754147E+21
Height
9938606.8982972