21137523 is an odd 8-digits composite number following 21137522
and preceding 21137524 . In scientific notation, it is written as 2.1137523 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12810600 positive integers (up to 21137523) that are relatively prime to 21137523.
21137523 has 8 divisors, whose sum is 30745536
The reverse of 21137523 is 32573112
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million one hundred thirty-seven thousand five hundred twenty-three
Scientific notation
2.1137523 × 10^7
Engineering notation
2.1137523 × 10^6
Prime Factorization
3 × 11 × 640531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21137523
Product of the distinct prime numbers
The prime factorization of 21137523 is 3 × 11 × 640531.
Since it has a total of 3 prime factors.
7 , 1 , 13 , 65 , 105 , 115 , 9015 , 7399 , 95197 , 71940 , 479315 , 678468 , 4785536 , 8490955 , 74412218 , 667215 , 364901123 , 424036017 , 730848536 , 240118270
n×2
42275046
n×3
63412569
n×4
84550092
n×5
105687615
n÷2
10568761.5
n÷3
7045841
n÷3
5284380.75
n÷5
4227504.6
n2
446794878575529
n3
9.4441370221725E+21
n4
1.9962566352132E+29
n5
4.2195920540722E+36
2 √n
4597.5561986777
3 √n
276.49335462492
4 √n
67.805281495454
5 √n
29.174996904176
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
-21137522
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 21137523 can be divided by 8 positive divisors.
The sum of these divisors (counting 21137523) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101000100001110011
3
Ternary
1110202220020020
4
Quaternary
1100220201303
5
Quinary
20402400043
6
Senary
2033014523
8
Octal
120504163
10
Decimal
21137523
12
Duodecimal
70b4443
16
Hexadecimal
1428873
20
Vigesimal
6c23g3
36
Base36
cl1tf
md5
8a8a4f2693f2d4aea8016b758442265f
sha1
ad4446bc716e67b730ef5b89f37d44da22c18b08
sha256
76c38e40836ccad5b9331968296925dd448847d42c8902a0667dc0cf52dd9da0
sha512
5c6f04e6a8886165c94d061873ae6f2a99f8c8ff9983d9dc5850416f8e199a4d68f45b9ca75c6b982d6e29e783a4ab9159b17a2acba7f0ab46eea258cd7b684d
ripemd-160
3cde7e3974496e0079030efc82206dbe8ea0644a
Diameter
42275046
Circumference
132810973.94377
Area
1.4036475081944E+15
Volume
3.9559508651136E+22
Surface area
5.6145900327777E+15
Circumference
132810973.94377
Perimeter
84550092
Area
446794878575529
Diagonal
29892971.701573
Surface area
2680769271453174
Volume
9.4441370221725E+21
Space diagonal
36611263.782156
Perimeter
63412569
Area
1.934678575636E+14
Altitude
18305631.891078
Surface area
1.934678575636E+14
Volume
1.1130022218055E+21
Height
9964323.9005244