21452013 is an odd 8-digits composite number following 21452012
and preceding 21452014 . In scientific notation, it is written as 2.1452013 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13001040 positive integers (up to 21452013) that are relatively prime to 21452013.
21452013 has 8 divisors, whose sum is 28892000
The reverse of 21452013 is 31025412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million four hundred fifty-two thousand thirteen
Scientific notation
2.1452013 × 10^7
Engineering notation
2.1452013 × 10^6
Prime Factorization
99 × 3 × 72229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21452013
Product of the distinct prime numbers
The prime factorization of 21452013 is 99 × 3 × 72229.
Since it has a total of 3 prime factors.
1 , 3 , 89 , 98 , 446 , 329 , 4909 , 4076 , 60805 , 8002 , 448529 , 410716 , 5719590 , 3062684 , 41339209 , 21604135 , 843634633 , 642082645 , 8040289888 , 6806522975
n×2
42904026
n×3
64356039
n×4
85808052
n×5
107260065
n÷2
10726006.5
n÷3
7150671
n÷3
5363003.25
n÷5
4290402.6
n2
460188861752169
n3
9.8719774447627E+21
n4
2.1177378848076E+29
n5
4.5429740635484E+36
2 √n
4631.6317858828
3 √n
277.85785825659
4 √n
68.056092937244
5 √n
29.261299565698
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
-21452012
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 21452013 can be divided by 8 positive divisors.
The sum of these divisors (counting 21452013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110101010011101101
3
Ternary
1111100212122000
4
Quaternary
1101311103231
5
Quinary
20442431023
6
Senary
2043442513
8
Octal
121652355
10
Decimal
21452013
12
Duodecimal
7226439
16
Hexadecimal
14754ed
20
Vigesimal
6e1a0d
36
Base36
crsh9
md5
333870290b555c09dec3e081a4145c3a
sha1
0070d3346532aafd6fa17b1000f03ec635e6e66e
sha256
2ff597d932d01f44fc9729ed447581c109c439844163458722df0140b5198320
sha512
2091cc3092bbc37904a438007516d77907fc9dea0c072d4e809c8526f6fe963baa538b3a474c508b10d62b5f6c65b031f7806fd22e4c9087d000a992be19d24d
ripemd-160
3dfb0fa3afaf3f7d7c8ab9190a72c4b0571f0361
Diameter
42904026
Circumference
134786972.89103
Area
1.4457259473445E+15
Volume
4.1351642422494E+22
Surface area
5.7829037893779E+15
Circumference
134786972.89103
Perimeter
85808052
Area
460188861752169
Diagonal
30337727.724804
Surface area
2761133170513014
Volume
9.8719774447627E+21
Space diagonal
37155976.440628
Perimeter
64356039
Area
1.9926762240801E+14
Altitude
18577988.220314
Surface area
1.9926762240801E+14
Volume
1.1634236991521E+21
Height
10112575.908268