21097225 is an odd 8-digits composite number following 21097224
and preceding 21097226 . In scientific notation, it is written as 2.1097225 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 16877760 positive integers (up to 21097225) that are relatively prime to 21097225.
21097225 has 6 divisors, whose sum is 26160590
The reverse of 21097225 is 52279012
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million ninety-seven thousand two hundred twenty-five
Scientific notation
2.1097225 × 10^7
Engineering notation
2.1097225 × 10^6
Prime Factorization
5 × 5 × 843889
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4219445
Product of the distinct prime numbers
The prime factorization of 21097225 is 5 × 5 × 843889.
Since it has a total of 3 prime factors.
6 , 7 , 92 , 18 , 879 , 265 , 9015 , 6004 , 76977 , 63052 , 125520 , 64294 , 864424 , 3084175 , 77710746 , 73511691 , 901105711 , 950072138 , 8948438355 , 6279827272
n×2
42194450
n×3
63291675
n×4
84388900
n×5
105486125
n÷2
10548612.5
n÷3
7032408.3333333
n÷3
5274306.25
n÷5
4219445
n2
445092902700625
n3
9.3902251141782E+21
n4
1.9810769203447E+29
n5
4.1795225530819E+36
2 √n
4593.1715622215
3 √n
276.31753431686
4 √n
67.772941224514
5 √n
29.163864174753
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21097224
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21097225 can be divided by 6 positive divisors.
The sum of these divisors (counting 21097225) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000011110101100001001
3
Ternary
1110200211221201
4
Quaternary
1100132230021
5
Quinary
20400102400
6
Senary
2032104201
8
Octal
120365411
10
Decimal
21097225
12
Duodecimal
7095061
16
Hexadecimal
141eb09
20
Vigesimal
6bh315
36
Base36
ck6q1
md5
96eb5a8f99ce2653675eb8a6203ae6d5
sha1
c13c2eebc52d7f06b70173b4ba58b59e3d0903a6
sha256
d3f280b3c6fe1574dea47495d65631e86e8dc5b8e20586562a6a232eda88434f
sha512
b623d0f052409e43e89791b50669bb7881370c1b4b4a7fb12bda8e712993e82cf24bd139179b77fba33cba982ba9af2eb43b669f02dc009051f46d9ddfb3e9d4
ripemd-160
cb6b4460c3a3c87fcfd636bd38af2b3515f45568
Diameter
42194450
Circumference
132557774.14226
Area
1.3983005932892E+15
Volume
3.9333682979009E+22
Surface area
5.593202373157E+15
Circumference
132557774.14226
Perimeter
84388900
Area
445092902700625
Diagonal
29835981.723437
Surface area
2670557416203750
Volume
9.3902251141782E+21
Space diagonal
36541465.598712
Perimeter
63291675
Area
1.9273088039145E+14
Altitude
18270732.799356
Surface area
1.9273088039145E+14
Volume
1.1066486425173E+21
Height
9945327.2411456