21032639 is an odd 8-digits composite number following 21032638
and preceding 21032640 . In scientific notation, it is written as 2.1032639 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 19791000 positive integers (up to 21032639) that are relatively prime to 21032639.
21032639 has 8 divisors, whose sum is 22289280
The reverse of 21032639 is 93623012
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million thirty-two thousand six hundred thirty-nine
Scientific notation
2.1032639 × 10^7
Engineering notation
2.1032639 × 10^6
Prime Factorization
19 × 151 × 7331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21032639
Product of the distinct prime numbers
The prime factorization of 21032639 is 19 × 151 × 7331.
Since it has a total of 3 prime factors.
2 , 5 , 66 , 82 , 180 , 379 , 7066 , 118 , 56521 , 24911 , 626839 , 769315 , 331412 , 873704 , 31972289 , 65432802 , 85108612 , 175594950 , 9991668993 , 3715044702
n×2
42065278
n×3
63097917
n×4
84130556
n×5
105163195
n÷2
10516319.5
n÷3
7010879.6666667
n÷3
5258159.75
n÷5
4206527.8
n2
442371903304321
n3
9.3042485459427E+21
n4
1.9569290083309E+29
n5
4.1159381380851E+36
2 √n
4586.135519149
3 √n
276.0352778193
4 √n
67.721012390166
5 √n
29.145986106964
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
-21032638
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 21032639 can be divided by 8 positive divisors.
The sum of these divisors (counting 21032639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110111010111111
3
Ternary
1110120120100122
4
Quaternary
1100032322333
5
Quinary
20341021024
6
Senary
2030445155
8
Octal
120167277
10
Decimal
21032639
12
Duodecimal
70637bb
16
Hexadecimal
140eebf
20
Vigesimal
6b91bj
36
Base36
cisvz
md5
27c85bfb5d5582c0d545c5b6788c7ea5
sha1
2c35a6219b2b17ecd978e4b1c50d996012ba581f
sha256
a18e72513acb6aa8d9cf3837917f2d43857733dba5c8ccec3b407dde1b0cbfcf
sha512
e4cbfa12d9d67955b3d9d570b95c5f7788ebc7f2b7bea7ad56902a4038e0dff9f4c32708186580de6425031759f9589d80385373420e08509857576bbe7e4637
ripemd-160
25f0f83bac1720cb4bf2dbfcc5d84398410dcdd3
Diameter
42065278
Circumference
132151968.33601
Area
1.3897523215754E+15
Volume
3.8973545172143E+22
Surface area
5.5590092863016E+15
Circumference
132151968.33601
Perimeter
84130556
Area
442371903304321
Diagonal
29744643.326297
Surface area
2654231419825926
Volume
9.3042485459427E+21
Space diagonal
36429599.365255
Perimeter
63097917
Area
1.9155265309101E+14
Altitude
18214799.682627
Surface area
1.9155265309101E+14
Volume
1.0965162067802E+21
Height
9914881.1087658