21307513 is an odd 8-digits composite number following 21307512
and preceding 21307514 . In scientific notation, it is written as 2.1307513 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 21270628 positive integers (up to 21307513) that are relatively prime to 21307513.
21307513 has 4 divisors, whose sum is 21344400
The reverse of 21307513 is 31570312
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million three hundred seven thousand five hundred thirteen
Scientific notation
2.1307513 × 10^7
Engineering notation
2.1307513 × 10^6
Prime Factorization
587 × 36299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21307513
Product of the distinct prime numbers
The prime factorization of 21307513 is 587 × 36299.
Since it has a total of 2 prime factors.
3 , 4 , 96 , 95 , 538 , 91 , 3143 , 4616 , 56855 , 35022 , 987989 , 954732 , 8113463 , 437754 , 4370534 , 22237701 , 419256701 , 155974090 , 4329948377 , 7536100377
n×2
42615026
n×3
63922539
n×4
85230052
n×5
106537565
n÷2
10653756.5
n÷3
7102504.3333333
n÷3
5326878.25
n÷5
4261502.6
n2
454010110245169
n3
9.6738263261804E+21
n4
2.0612518020483E+29
n5
4.3920149568418E+36
2 √n
4616.0061741726
3 √n
277.23257194746
4 √n
67.941196443488
5 √n
29.221772304482
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
-21307512
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 21307513 can be divided by 4 positive divisors.
The sum of these divisors (counting 21307513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010010000001111001
3
Ternary
1111002112102011
4
Quaternary
1101102001321
5
Quinary
20423320023
6
Senary
2040405521
8
Octal
121220171
10
Decimal
21307513
12
Duodecimal
71768a1
16
Hexadecimal
1452079
20
Vigesimal
6d38fd
36
Base36
coozd
md5
e1836f475275db9863b2dd915cf48014
sha1
8589b9a56be6bc6ec93a9a88723a9fc6cc1a6764
sha256
b5f1b7b2b51d0139f149b113746fc27020f9761f3841381a18525fea70924e5b
sha512
381dada71a05d9fce9fe3f6bf10d87bc45308926df063559b6ae4c364269ee8fb3d857be001b99abd93633bf4a3209c96272676ce287dc97f822b9b3afb22b2c
ripemd-160
ef08bf17ae864b53189f1a7a62473e3d2558f065
Diameter
42615026
Circumference
133879052.61414
Area
1.4263148270017E+15
Volume
4.0521628957909E+22
Surface area
5.7052593080069E+15
Circumference
133879052.61414
Perimeter
85230052
Area
454010110245169
Diagonal
30133373.865041
Surface area
2724060661471014
Volume
9.6738263261804E+21
Space diagonal
36905695.098934
Perimeter
63922539
Area
1.9659214452364E+14
Altitude
18452847.549467
Surface area
1.9659214452364E+14
Volume
1.1400713658772E+21
Height
10044457.955014