21302549 is an odd 8-digits composite number following 21302548
and preceding 21302550 . In scientific notation, it is written as 2.1302549 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20615340 positive integers (up to 21302549) that are relatively prime to 21302549.
21302549 has 4 divisors, whose sum is 21989760
The reverse of 21302549 is 94520312
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred two thousand five hundred forty-nine
Scientific notation
2.1302549 × 10^7
Engineering notation
2.1302549 × 10^6
Prime Factorization
31 × 687179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21302549
Product of the distinct prime numbers
The prime factorization of 21302549 is 31 × 687179.
Since it has a total of 2 prime factors.
7 , 6 , 28 , 37 , 995 , 610 , 4388 , 2260 , 11704 , 91942 , 251743 , 694694 , 2223324 , 9935522 , 73611744 , 186635 , 704082128 , 702005075 , 3132663658 , 8862369656
n×2
42605098
n×3
63907647
n×4
85210196
n×5
106512745
n÷2
10651274.5
n÷3
7100849.6666667
n÷3
5325637.25
n÷5
4260509.8
n2
453798593897401
n3
9.6670667826305E+21
n4
2.0593316382326E+29
n5
4.38690131307E+36
2 √n
4615.4684485976
3 √n
277.21104136698
4 √n
67.937239041616
5 √n
29.220410621425
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
-21302548
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 21302549 can be divided by 4 positive divisors.
The sum of these divisors (counting 21302549) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010000110100010101
3
Ternary
1111002021121022
4
Quaternary
1101100310111
5
Quinary
20423140144
6
Senary
2040330525
8
Octal
121206425
10
Decimal
21302549
12
Duodecimal
7173a45
16
Hexadecimal
1450d15
20
Vigesimal
6d2g79
36
Base36
col5h
md5
352af803ac8c3ec262ae33f3221f1c40
sha1
751325e137581c774c809eb8bc79d17a69cde505
sha256
ec24023fd555e19233e02befb2a535e510da6eb72035b61fdb17afdde8d35eaf
sha512
ae9521f9f3b249f9e6bdf318be9ba9d9a5d2e74bf9a4af7e97e22ab7aeeb125228f7c6253b311195df305dfe0a228d7241ac6d932a133689cb1fcc1d6f7485fd
ripemd-160
5de677a6b17ff001c3e53991c6e4a7d9c9a2d0d4
Diameter
42605098
Circumference
133847862.88227
Area
1.4256503287975E+15
Volume
4.0493314648098E+22
Surface area
5.7026013151898E+15
Circumference
133847862.88227
Perimeter
85210196
Area
453798593897401
Diagonal
30126353.708917
Surface area
2722791563384406
Volume
9.6670667826305E+21
Space diagonal
36897097.198726
Perimeter
63907647
Area
1.965005552584E+14
Altitude
18448548.599363
Surface area
1.965005552584E+14
Volume
1.1392747460302E+21
Height
10042117.902972