21125612 is an even 8-digits composite number following 21125611
and preceding 21125613 . In scientific notation, it is written as 2.1125612 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 6 positive divisors.
There are 10562804 positive integers (up to 21125612) that are relatively prime to 21125612.
21125612 has 6 divisors, whose sum is 36969828
The reverse of 21125612 is 21652112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred twenty-five thousand six hundred twelve
Scientific notation
2.1125612 × 10^7
Engineering notation
2.1125612 × 10^6
Prime Factorization
2 × 2 × 5281403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10562806
Product of the distinct prime numbers
The prime factorization of 21125612 is 2 × 2 × 5281403.
Since it has a total of 3 prime factors.
2 , 10 , 76 , 73 , 328 , 271 , 5282 , 7578 , 41219 , 60778 , 155223 , 347729 , 9393166 , 493718 , 72995652 , 43891286 , 401832814 , 301166629 , 6274179608 , 7675188400
n×2
42251224
n×3
63376836
n×4
84502448
n×5
105628060
n÷2
10562806
n÷3
7041870.6666667
n÷3
5281403
n÷5
4225122.4
n2
446291482374544
n3
9.4281806955495E+21
n4
1.9917608724007E+29
n5
4.2077167387118E+36
2 √n
4596.2606540535
3 √n
276.4414101731
4 √n
67.795727402643
5 √n
29.171708139055
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
-21125611
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 21125612 can be divided by 6 positive divisors.
The sum of these divisors (counting 21125612) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000100101100111101100
3
Ternary
1110202021220002
4
Quaternary
1100211213230
5
Quinary
20402004422
6
Senary
2032443432
8
Octal
120454754
10
Decimal
21125612
12
Duodecimal
70a9578
16
Hexadecimal
14259ec
20
Vigesimal
6c0e0c
36
Base36
cksmk
md5
e723d24e39f8e24612426539aa4dac8c
sha1
40a8ffaaa9919aa5b84cba24343c29c7466c5fa8
sha256
1efe5a67ab176f646cfa07bd79b67a0bfad1433eab01fd817947496880088eb6
sha512
c53cff204112eadeb962f6891b18bf77fc5708ae55696cd4266d7ad89d43082b081f0bc938ae7d8b38f0097962962ad68e3143309f0185234f1728a15b36b432
ripemd-160
a0e8e52bc62557e7d8eea94df7d6a8444d33e3b1
Diameter
42251224
Circumference
132736134.92358
Area
1.4020660423876E+15
Volume
3.9492670946474E+22
Surface area
5.6082641695503E+15
Circumference
132736134.92358
Perimeter
84502448
Area
446291482374544
Diagonal
29876127.003832
Surface area
2677748894247264
Volume
9.4281806955495E+21
Space diagonal
36590633.324987
Perimeter
63376836
Area
1.9324988061449E+14
Altitude
18295316.662493
Surface area
1.9324988061449E+14
Volume
1.1111217506792E+21
Height
9958709.0012773