21089531 is an odd 8-digits prime number following 21089530
and preceding 21089532 . In scientific notation, it is written as 2.1089531 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 21089530 positive integers (up to 21089531) that are relatively prime to 21089531.
21089531 has 2 divisors, whose sum is 21089532
The reverse of 21089531 is 13598012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million eighty-nine thousand five hundred thirty-one
Scientific notation
2.1089531 × 10^7
Engineering notation
2.1089531 × 10^6
Prime Factorization
21089531
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21089531
Product of the distinct prime numbers
The prime factorization of 21089531 is 21089531.
Since it has a total of 1 prime factors.
9 , 9 , 28 , 93 , 482 , 149 , 8367 , 5159 , 57333 , 24826 , 785643 , 58544 , 7785079 , 9318599 , 98113805 , 34473280 , 355593359 , 7916556 , 2475704475 , 565246715
n×2
42179062
n×3
63268593
n×4
84358124
n×5
105447655
n÷2
10544765.5
n÷3
7029843.6666667
n÷3
5272382.75
n÷5
4217906.2
n2
444768317799961
n3
9.3799552260601E+21
n4
1.9781885651861E+29
n5
4.1719069069337E+36
2 √n
4592.3339382061
3 √n
276.28393992068
4 √n
67.766761308227
5 √n
29.161736695798
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21089532
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10544766
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4592.3340470832
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999051662
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21089531 can be divided by 2 positive divisors.
The sum of these divisors (counting 21089531) is 21089532, the average is 10544766.
Base
System
Value
2
Binary
1010000011100110011111011
3
Ternary
1110200110101202
4
Quaternary
1100130303323
5
Quinary
20344331111
6
Senary
2032004415
8
Octal
120346373
10
Decimal
21089531
12
Duodecimal
709070b
16
Hexadecimal
141ccfb
20
Vigesimal
6bg3gb
36
Base36
ck0sb
md5
4d6fcb0e7c8022cbded525d83c61924f
sha1
d68e5708a10fd20c2df67c9635cf0e05c376326b
sha256
797b47e4f2f472bfbf8bb9daae4b6e994f109f905b7b51c0a17f81f4ddbfb052
sha512
9c13e68da83115b2e697fe5c794cc882de77d897c39dae46d0c49f822610003354f1172bd96a12ed1e479a31442c16eb066ad8dbf1fdda707b0668ae91133266
ripemd-160
8b5317c0853529694252a909072f9209c51d2c0f
Diameter
42179062
Circumference
132509431.31451
Area
1.3972808797498E+15
Volume
3.9290664572256E+22
Surface area
5.5891235189994E+15
Circumference
132509431.31451
Perimeter
84358124
Area
444768317799961
Diagonal
29825100.764288
Surface area
2668609906799766
Volume
9.3799552260601E+21
Space diagonal
36528139.199799
Perimeter
63268593
Area
1.9259033100662E+14
Altitude
18264069.599899
Surface area
1.9259033100662E+14
Volume
1.1054383245956E+21
Height
9941700.2547626