28132013 is an odd 8-digits composite number following 28132012
and preceding 28132014 . In scientific notation, it is written as 2.8132013 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 21288960 positive integers (up to 28132013) that are relatively prime to 28132013.
28132013 has 8 divisors, whose sum is 29679936
The reverse of 28132013 is 31023182
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-eight million one hundred thirty-two thousand thirteen
Scientific notation
2.8132013 × 10^7
Engineering notation
2.8132013 × 10^6
Prime Factorization
91 × 23 × 13441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28132013
Product of the distinct prime numbers
The prime factorization of 28132013 is 91 × 23 × 13441.
Since it has a total of 3 prime factors.
9 , 3 , 70 , 25 , 319 , 988 , 9064 , 9938 , 57215 , 24905 , 30298 , 266304 , 7943030 , 5926557 , 881281 , 52192202 , 875976428 , 495166588 , 7780436688 , 6426799095
n×2
56264026
n×3
84396039
n×4
112528052
n×5
140660065
n÷2
14066006.5
n÷3
9377337.6666667
n÷3
7033003.25
n÷5
5626402.6
n2
791410155432169
n3
2.226396078095E+22
n4
6.2633003412117E+29
n5
1.7619924662187E+37
2 √n
5303.9620096679
3 √n
304.13537440846
4 √n
72.828305003397
5 √n
30.891582868029
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
-28132012
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 28132013 can be divided by 8 positive divisors.
The sum of these divisors (counting 28132013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011010100001010101101
3
Ternary
1221221020212102
4
Quaternary
1223110022231
5
Quinary
24200211023
6
Senary
2442544445
8
Octal
153241255
10
Decimal
28132013
12
Duodecimal
9508125
16
Hexadecimal
1ad42ad
20
Vigesimal
8fga0d
36
Base36
gqyst
md5
0acac32843224e2bf9cabe939a175deb
sha1
cd8633ecbdb323001806a3c58ea7fd62c5f330bb
sha256
27ccea14fb116cccda462d4a1a9d9fba38e0ecc2386c9fdf3be114d87c5ed4e5
sha512
70ff3dbb995adfa398b7103b73f949e773fdf81b5f8f2bc11d57e97aef4074e13b887dab5b34aa67edcdc4f3825f5bd4741a8ca362f864fa9c0882affb13350f
ripemd-160
29446eacc0c8b2086bb54631177d5b5523574234
Diameter
56264026
Circumference
176758650.74299
Area
2.4862883302821E+15
Volume
9.3259060838991E+22
Surface area
9.9451533211282E+15
Circumference
176758650.74299
Perimeter
112528052
Area
791410155432169
Diagonal
39784674.321456
Surface area
4748460932593014
Volume
2.226396078095E+22
Space diagonal
48726075.835188
Perimeter
84396039
Area
3.4269064970862E+14
Altitude
24363037.917594
Surface area
3.4269064970862E+14
Volume
2.6238329407135E+21
Height
13261558.107152