21052225 is an odd 8-digits composite number following 21052224
and preceding 21052226 . In scientific notation, it is written as 2.1052225 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 16841760 positive integers (up to 21052225) that are relatively prime to 21052225.
21052225 has 4 divisors, whose sum is 21894340
The reverse of 21052225 is 52225012
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million fifty-two thousand two hundred twenty-five
Scientific notation
2.1052225 × 10^7
Engineering notation
2.1052225 × 10^6
Prime Factorization
25 × 842089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21052225
Product of the distinct prime numbers
The prime factorization of 21052225 is 25 × 842089.
Since it has a total of 2 prime factors.
1 , 2 , 61 , 53 , 500 , 722 , 4160 , 6016 , 83061 , 84911 , 912328 , 640400 , 2228929 , 2977461 , 71310602 , 17135034 , 336140271 , 856661505 , 2649272157 , 8487889087
n×2
42104450
n×3
63156675
n×4
84208900
n×5
105261125
n÷2
10526112.5
n÷3
7017408.3333333
n÷3
5263056.25
n÷5
4210445
n2
443196177450625
n3
9.3302656468305E+21
n4
1.9642285170685E+29
n5
4.1351380692742E+36
2 √n
4588.2703712837
3 √n
276.12093436529
4 √n
67.736772666578
5 √n
29.151412347264
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
-21052224
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 21052225 can be divided by 4 positive divisors.
The sum of these divisors (counting 21052225) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010011101101000001
3
Ternary
1110121120020001
4
Quaternary
1100103231001
5
Quinary
20342132400
6
Senary
2031120001
8
Octal
120235501
10
Decimal
21052225
12
Duodecimal
7073001
16
Hexadecimal
1413b41
20
Vigesimal
6bbab5
36
Base36
cj801
md5
625ffc8e452a6fb4bb2e10af7ecc7d66
sha1
d63e11260379043016bf933b043cf647c95c0625
sha256
6d9f9a724ef40821c51e5a01fe6a9266946e1015e9a2b75e3d7bda884622eae2
sha512
b2bbe121d626d3e6498f2117af7c4bded6f31b5c85a591b88a90d8d7c5497e8f17584c61e5ccb2357743082c72a940411df0ebd460a14b24bb816f01056b2b0f
ripemd-160
207464b2189192d92b2f4eaf26381ac3bfd36515
Diameter
42104450
Circumference
132275030.80344
Area
1.392341855178E+15
Volume
3.9082525349498E+22
Surface area
5.5693674207118E+15
Circumference
132275030.80344
Perimeter
84208900
Area
443196177450625
Diagonal
29772342.11313
Surface area
2659177064703750
Volume
9.3302656468305E+21
Space diagonal
36463523.312372
Perimeter
63156675
Area
1.919095742662E+14
Altitude
18231761.656186
Surface area
1.919095742662E+14
Volume
1.0995823515243E+21
Height
9924114.03771