21123025 is an odd 8-digits composite number following 21123024
and preceding 21123026 . In scientific notation, it is written as 2.1123025 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 13166400 positive integers (up to 21123025) that are relatively prime to 21123025.
21123025 has 8 divisors, whose sum is 24230592
The reverse of 21123025 is 52032112
Previous prime number is 275
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty-one million one hundred twenty-three thousand twenty-five
Scientific notation
2.1123025 × 10^7
Engineering notation
2.1123025 × 10^6
Prime Factorization
7 × 275 × 10973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21123025
Product of the distinct prime numbers
The prime factorization of 21123025 is 7 × 275 × 10973.
Since it has a total of 3 prime factors.
7 , 2 , 13 , 31 , 632 , 473 , 6089 , 782 , 67914 , 4147 , 756242 , 57832 , 2051619 , 1483560 , 45884872 , 80469457 , 293396105 , 768350819 , 9073331269 , 4766706430
n×2
42246050
n×3
63369075
n×4
84492100
n×5
105615125
n÷2
10561512.5
n÷3
7041008.3333333
n÷3
5280756.25
n÷5
4224605
n2
446182185150625
n3
9.4247174514913E+21
n4
1.9907854234579E+29
n5
4.2051410269336E+36
2 √n
4595.9792210148
3 √n
276.43012555924
4 √n
67.793651775183
5 √n
29.170993642302
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
-21123024
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 21123025 can be divided by 8 positive divisors.
The sum of these divisors (counting 21123025) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100100111111010001
3
Ternary
1110202011100021
4
Quaternary
1100210333101
5
Quinary
20401414100
6
Senary
2032423441
8
Octal
120447721
10
Decimal
21123025
12
Duodecimal
70a7b81
16
Hexadecimal
1424fd1
20
Vigesimal
6c07b5
36
Base36
ckqmp
md5
224faae58fa43eb1d081ef6e143e23f7
sha1
43447385ce84a760632351125995cd1b68489cbf
sha256
5b73b8986c40f4c62c7f4783651f93eba1b7d4ba34fde80e7e06db5a25243ba8
sha512
f9fa9e7ff805f185b35a3e61f1a072240f2f8cbed331ae035654c097b4ffc27a2401fb7a467d90e014fd8b71e0d088483c7e7587e3b6a4d475bb3a946924899e
ripemd-160
5ee64e5db73d4723360a913fb8c827fe6acd3348
Diameter
42246050
Circumference
132719880.32319
Area
1.4017226750318E+15
Volume
3.9478164143686E+22
Surface area
5.6068907001274E+15
Circumference
132719880.32319
Perimeter
84492100
Area
446182185150625
Diagonal
29872468.433346
Surface area
2677093110903750
Volume
9.4247174514913E+21
Space diagonal
36586152.509548
Perimeter
63369075
Area
1.9320255352825E+14
Altitude
18293076.254774
Surface area
1.9320255352825E+14
Volume
1.1107136034528E+21
Height
9957489.477782