28013513 is an odd 8-digits composite number following 28013512
and preceding 28013514 . In scientific notation, it is written as 2.8013513 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 25466820 positive integers (up to 28013513) that are relatively prime to 28013513.
28013513 has 4 divisors, whose sum is 30560208
The reverse of 28013513 is 31531082
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-eight million thirteen thousand five hundred thirteen
Scientific notation
2.8013513 × 10^7
Engineering notation
2.8013513 × 10^6
Prime Factorization
11 × 2546683
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28013513
Product of the distinct prime numbers
The prime factorization of 28013513 is 11 × 2546683.
Since it has a total of 2 prime factors.
7 , 2 , 10 , 85 , 473 , 885 , 7920 , 7894 , 965 , 50879 , 813082 , 829638 , 8371606 , 8821922 , 53246072 , 75918302 , 181927878 , 733379419 , 7903262500 , 757203408
n×2
56027026
n×3
84040539
n×4
112054052
n×5
140067565
n÷2
14006756.5
n÷3
9337837.6666667
n÷3
7003378.25
n÷5
5602702.6
n2
784756910601169
n3
2.1983797916966E+22
n4
6.1584340873629E+29
n5
1.7251937336598E+37
2 √n
5292.779326592
3 √n
303.70773864892
4 √n
72.751490201865
5 √n
30.865514089472
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28013512
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28013513 can be divided by 4 positive divisors.
The sum of these divisors (counting 28013513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110111001111001001
3
Ternary
1221201020022112
4
Quaternary
1222313033021
5
Quinary
24132413023
6
Senary
2440232105
8
Octal
152671711
10
Decimal
28013513
12
Duodecimal
946b635
16
Hexadecimal
1ab73c9
20
Vigesimal
8f1dfd
36
Base36
gofd5
md5
492f8e1fbf1042133642e0e2f3b878ba
sha1
8d83238db5d4fa08264cd3d394e545b99ac6a365
sha256
36365b1f9ef5227af54cb1aa01e0ad12805ce48335959fd5c6e80cdef7483a18
sha512
1c07247b27c391fdbfc28a9cd0870223f7439d3d181fc6cce7a484d7db3e2aefc6b47829244cb417a50714d5d03ecb6f5c4e5e5013e0e925c86412ce438a83b2
ripemd-160
31435ed3a381890d2ce31333e7d514faef98d9dc
Diameter
56027026
Circumference
176014093.28408
Area
2.4653865451985E+15
Volume
9.2085517378589E+22
Surface area
9.8615461807938E+15
Circumference
176014093.28408
Perimeter
112054052
Area
784756910601169
Diagonal
39617090.014315
Surface area
4708541463607014
Volume
2.1983797916966E+22
Space diagonal
48520827.814491
Perimeter
84040539
Area
3.39809710188E+14
Altitude
24260413.907246
Surface area
3.39809710188E+14
Volume
2.5908154305535E+21
Height
13205696.671438