21083639 is an odd 8-digits composite number following 21083638
and preceding 21083640 . In scientific notation, it is written as 2.1083639 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 21074256 positive integers (up to 21083639) that are relatively prime to 21083639.
21083639 has 4 divisors, whose sum is 21093024
The reverse of 21083639 is 93638012
Previous prime number is 3727
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million eighty-three thousand six hundred thirty-nine
Scientific notation
2.1083639 × 10^7
Engineering notation
2.1083639 × 10^6
Prime Factorization
3727 × 5657
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21083639
Product of the distinct prime numbers
The prime factorization of 21083639 is 3727 × 5657.
Since it has a total of 2 prime factors.
8 , 7 , 8 , 43 , 482 , 348 , 6001 , 340 , 19371 , 4722 , 192315 , 663989 , 979746 , 8200824 , 76342680 , 73543312 , 219341151 , 609638737 , 8382714512 , 6660402203
n×2
42167278
n×3
63250917
n×4
84334556
n×5
105418195
n÷2
10541819.5
n÷3
7027879.6666667
n÷3
5270909.75
n÷5
4216727.8
n2
444519833482321
n3
9.3720956974814E+21
n4
1.9759788235915E+29
n5
4.1660824188248E+36
2 √n
4591.6923895226
3 √n
276.25820809201
4 √n
67.762027637333
5 √n
29.160107070585
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
-21083638
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 21083639 can be divided by 4 positive divisors.
The sum of these divisors (counting 21083639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011010111110111
3
Ternary
1110200011022112
4
Quaternary
1100123113313
5
Quinary
20344134024
6
Senary
2031521235
8
Octal
120332767
10
Decimal
21083639
12
Duodecimal
708921b
16
Hexadecimal
141b5f7
20
Vigesimal
6bf91j
36
Base36
cjw8n
md5
8a4d87b83bdca2117796e1f78f64758c
sha1
219052a0afcc336117feb5e532f8a8bae77706b1
sha256
0da992d8210718e3b188348d53b16fa2b53f7ae43753857a3c3f3c5788f95fd1
sha512
cd02697a9c7aa54be987f0febd8e3698c4a1e8fbba671bc64779db627f809f4e60cbbf536ee1ee1b727fba55532845e75819425be7aef38b0e8ceb96a89c3735
ripemd-160
7153c8841406bcf5d3512347e4f62740ee34355d
Diameter
42167278
Circumference
132472410.78668
Area
1.396500243243E+15
Volume
3.9257742655931E+22
Surface area
5.5860009729721E+15
Circumference
132472410.78668
Perimeter
84334556
Area
444519833482321
Diagonal
29816768.217978
Surface area
2667119000893926
Volume
9.3720956974814E+21
Space diagonal
36517933.956441
Perimeter
63250917
Area
1.9248273414086E+14
Altitude
18258966.97822
Surface area
1.9248273414086E+14
Volume
1.1045120702697E+21
Height
9938922.7393261