21361269 is an odd 8-digits composite number following 21361268
and preceding 21361270 . In scientific notation, it is written as 2.1361269 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14240844 positive integers (up to 21361269) that are relatively prime to 21361269.
21361269 has 4 divisors, whose sum is 28481696
The reverse of 21361269 is 96216312
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million three hundred sixty-one thousand two hundred sixty-nine
Scientific notation
2.1361269 × 10^7
Engineering notation
2.1361269 × 10^6
Prime Factorization
3 × 7120423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21361269
Product of the distinct prime numbers
The prime factorization of 21361269 is 3 × 7120423.
Since it has a total of 2 prime factors.
4 , 3 , 62 , 18 , 746 , 988 , 280 , 7076 , 62493 , 30053 , 978198 , 509666 , 8693761 , 2273541 , 54779061 , 63321545 , 852389573 , 516154088 , 9277179275 , 5437973742
n×2
42722538
n×3
64083807
n×4
85445076
n×5
106806345
n÷2
10680634.5
n÷3
7120423
n÷3
5340317.25
n÷5
4272253.8
n2
456303813290361
n3
9.7472285014212E+21
n4
2.0821317002332E+29
n5
4.447697534211E+36
2 √n
4621.8252887793
3 √n
277.46551637085
4 √n
67.984007595752
5 √n
29.236501970719
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
-21361268
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 21361269 can be divided by 4 positive divisors.
The sum of these divisors (counting 21361269) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011111001001110101
3
Ternary
1111012021011010
4
Quaternary
1101133021311
5
Quinary
20432030034
6
Senary
2041502433
8
Octal
121371165
10
Decimal
21361269
12
Duodecimal
71a1a19
16
Hexadecimal
145f275
20
Vigesimal
6da339
36
Base36
cpugl
md5
83fbbc4eff6a0d6f2712941e8ddb6786
sha1
447a94a6278347b9d0d878e850968864842acc43
sha256
b2d5373cf81a9f082d2b035f9edb5ed136aea5cfaa5c65f94b10f03874cd36f7
sha512
3888573d26cbceb2f52650b855675bdacfc46a22aa796372f043fe101be83a4443ec0497de1228f0d18a1dce844b039166381595f7e7d6a6a266473f66559008
ripemd-160
9886d76bec13dc40b639feb8de8c34d92bdc3d8f
Diameter
42722538
Circumference
134216811.52351
Area
1.433520707638E+15
Volume
4.0829095270568E+22
Surface area
5.734082830552E+15
Circumference
134216811.52351
Perimeter
85445076
Area
456303813290361
Diagonal
30209396.3293
Surface area
2737822879742166
Volume
9.7472285014212E+21
Space diagonal
36998803.222146
Perimeter
64083807
Area
1.9758534707658E+14
Altitude
18499401.611073
Surface area
1.9758534707658E+14
Volume
1.1487218951883E+21
Height
10069798.776433