21356547 is an odd 8-digits composite number following 21356546
and preceding 21356548 . In scientific notation, it is written as 2.1356547 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 14176128 positive integers (up to 21356547) that are relatively prime to 21356547.
21356547 has 8 divisors, whose sum is 28598544
The reverse of 21356547 is 74565312
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million three hundred fifty-six thousand five hundred forty-seven
Scientific notation
2.1356547 × 10^7
Engineering notation
2.1356547 × 10^6
Prime Factorization
3 × 233 × 30553
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21356547
Product of the distinct prime numbers
The prime factorization of 21356547 is 3 × 233 × 30553.
Since it has a total of 3 prime factors.
9 , 9 , 27 , 90 , 669 , 998 , 8188 , 2654 , 92744 , 85929 , 19660 , 992859 , 1680005 , 1347815 , 85888266 , 50220184 , 547489669 , 513443517 , 132997507 , 6977299630
n×2
42713094
n×3
64069641
n×4
85426188
n×5
106782735
n÷2
10678273.5
n÷3
7118849
n÷3
5339136.75
n÷5
4271309.4
n2
456102099763209
n3
9.7407659303917E+21
n4
2.0802912540841E+29
n5
4.4427837941536E+36
2 √n
4621.3144234081
3 √n
277.44506988393
4 √n
67.98025024526
5 √n
29.235209285617
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
-21356546
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 21356547 can be divided by 8 positive divisors.
The sum of these divisors (counting 21356547) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011110000000000011
3
Ternary
1111012000200020
4
Quaternary
1101132000003
5
Quinary
20431402142
6
Senary
2041424523
8
Octal
121360003
10
Decimal
21356547
12
Duodecimal
719b143
16
Hexadecimal
145e003
20
Vigesimal
6d9b77
36
Base36
cpqtf
md5
981e3746af57b2234a4efd18ac581598
sha1
d63e87039e335a4d9a967e8b0a55ce0b7d89ffbf
sha256
25b43560b587da91ebf54450c89c9c0f3e8c25f5ce720e08384b89efee563f34
sha512
738e682ed0d362ab77d78b06480a0d7fdc03a01bca15ce2d1a7ad294e9fb6c37347bbe6ba0a95952d50fa1c2870d18286246aac1e3df9d66b272d35ad397637d
ripemd-160
3b3bb59130616b27fc11d0ed7f9169c5a9ef8b0d
Diameter
42713094
Circumference
134187142.32249
Area
1.432887005903E+15
Volume
4.0802024916342E+22
Surface area
5.7315480236119E+15
Circumference
134187142.32249
Perimeter
85426188
Area
456102099763209
Diagonal
30202718.412858
Surface area
2736612598579254
Volume
9.7407659303917E+21
Space diagonal
36990624.478233
Perimeter
64069641
Area
1.9749800255718E+14
Altitude
18495312.239116
Surface area
1.9749800255718E+14
Volume
1.1479602738885E+21
Height
10067572.804286