21306546 is an even 8-digits composite number following 21306545
and preceding 21306547 . In scientific notation, it is written as 2.1306546 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7102176 positive integers (up to 21306546) that are relatively prime to 21306546.
21306546 has 8 divisors, whose sum is 35510940
The reverse of 21306546 is 64560312
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million three hundred six thousand five hundred forty-six
Scientific notation
2.1306546 × 10^7
Engineering notation
2.1306546 × 10^6
Prime Factorization
2 × 9 × 1183697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21306546
Product of the distinct prime numbers
The prime factorization of 21306546 is 2 × 9 × 1183697.
Since it has a total of 3 prime factors.
9 , 8 , 13 , 18 , 222 , 869 , 921 , 6071 , 75985 , 22844 , 44501 , 985649 , 6253494 , 8069165 , 51318388 , 262788 , 965446620 , 964216520 , 5242685987 , 243868075
n×2
42613092
n×3
63919638
n×4
85226184
n×5
106532730
n÷2
10653273
n÷3
7102182
n÷3
5326636.5
n÷5
4261309.2
n2
453968902450116
n3
9.6725093026229E+21
n4
2.0608776439176E+29
n5
4.3910184320503E+36
2 √n
4615.9014287569
3 √n
277.22837799715
4 √n
67.940425585633
5 √n
29.221507065016
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
-21306545
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 21306546 can be divided by 8 positive divisors.
The sum of these divisors (counting 21306546) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001010001110010110010
3
Ternary
1111002111002100
4
Quaternary
1101101302302
5
Quinary
20423302141
6
Senary
2040401230
8
Octal
121216262
10
Decimal
21306546
12
Duodecimal
7176216
16
Hexadecimal
1451cb2
20
Vigesimal
6d3676
36
Base36
coo8i
md5
ab4bad8cbfb2e7ca561a0cc497556cf4
sha1
a7aece5e658a232d8502f5e4378de899492febd3
sha256
efbf958cf4a7c15f049bc386422e614c5dca2ef68baff6829de193be831921af
sha512
65fac080d85526467b32d5825cc3bdcd73a2482d83996bcaef7c6f7cc02dc2070365629f6ee3e1d0fd6258da712db23fff28d9bc42355ef07f5df65e6e38fade
ripemd-160
637398addf022618b38ee8f2edb540011c719724
Diameter
42613092
Circumference
133872976.77395
Area
1.4261853688955E+15
Volume
4.0516112222532E+22
Surface area
5.704741475582E+15
Circumference
133872976.77395
Perimeter
85226184
Area
453968902450116
Diagonal
30132006.320526
Surface area
2723813414700696
Volume
9.6725093026229E+21
Space diagonal
36904020.205803
Perimeter
63919638
Area
1.9657430102497E+14
Altitude
18452010.102902
Surface area
1.9657430102497E+14
Volume
1.1399161531624E+21
Height
10044002.106842