21492025 is an odd 8-digits composite number following 21492024
and preceding 21492026 . In scientific notation, it is written as 2.1492025 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 17193600 positive integers (up to 21492025) that are relatively prime to 21492025.
21492025 has 6 divisors, whose sum is 26650142
The reverse of 21492025 is 52029412
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million four hundred ninety-two thousand twenty-five
Scientific notation
2.1492025 × 10^7
Engineering notation
2.1492025 × 10^6
Prime Factorization
5 × 5 × 859681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4298405
Product of the distinct prime numbers
The prime factorization of 21492025 is 5 × 5 × 859681.
Since it has a total of 3 prime factors.
3 , 2 , 20 , 55 , 973 , 623 , 5442 , 3697 , 8721 , 67294 , 213512 , 864268 , 2453673 , 3807467 , 13108193 , 36981230 , 723191956 , 343055992 , 4678227444 , 8072697080
n×2
42984050
n×3
64476075
n×4
85968100
n×5
107460125
n÷2
10746012.5
n÷3
7164008.3333333
n÷3
5373006.25
n÷5
4298405
n2
461907138600625
n3
9.9273197704831E+21
n4
2.1335820469022E+29
n5
4.5854998691573E+36
2 √n
4635.9492016199
3 √n
278.03050318298
4 √n
68.087805087401
5 √n
29.272206985791
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
-21492024
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 21492025 can be divided by 6 positive divisors.
The sum of these divisors (counting 21492025) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010001111111000100111001
3
Ternary
1111102220111221
4
Quaternary
1101333010321
5
Quinary
21000221100
6
Senary
2044352041
8
Octal
121770471
10
Decimal
21492025
12
Duodecimal
7245621
16
Hexadecimal
147f139
20
Vigesimal
6e6a15
36
Base36
csncp
md5
96dbe9265d8d98063b1d43b68ab05009
sha1
5c036b956af6e1bfb22362f109e9b1963d18e6d6
sha256
4ef7c0da4db8180ef1ce631d170761499d0b5f617ba463ad0a4d124687a88a49
sha512
759f2ab0adee4559a4c9f09cd17dcb614057a10773abbb4ee24cd024a5f6b911583ae520b30430dc3b6ba18115698da6a14429219be5400bb5a8647505b81a01
ripemd-160
67a71c0dccd6a85a8244554be5334352009f4229
Diameter
42984050
Circumference
135038375.70154
Area
1.4511240732684E+15
Volume
4.1583459814382E+22
Surface area
5.8044962930736E+15
Circumference
135038375.70154
Perimeter
85968100
Area
461907138600625
Diagonal
30394313.237862
Surface area
2771442831603750
Volume
9.9273197704831E+21
Space diagonal
37225279.25754
Perimeter
64476075
Area
2.0001165810876E+14
Altitude
18612639.62877
Surface area
2.0001165810876E+14
Volume
1.169945854786E+21
Height
10131437.745954