28013085 is an odd 8-digits composite number following 28013084
and preceding 28013086 . In scientific notation, it is written as 2.8013085 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 14940288 positive integers (up to 28013085) that are relatively prime to 28013085.
28013085 has 8 divisors, whose sum is 39840896
The reverse of 28013085 is 58031082
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-eight million thirteen thousand eighty-five
Scientific notation
2.8013085 × 10^7
Engineering notation
2.8013085 × 10^6
Prime Factorization
15 × 3 × 622513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28013085
Product of the distinct prime numbers
The prime factorization of 28013085 is 15 × 3 × 622513.
Since it has a total of 3 prime factors.
9 , 1 , 38 , 78 , 386 , 133 , 3395 , 5062 , 11355 , 46553 , 632547 , 393503 , 5469666 , 5187460 , 55385578 , 66584565 , 935722831 , 662379602 , 5476614698 , 2993623904
n×2
56026170
n×3
84039255
n×4
112052340
n×5
140065425
n÷2
14006542.5
n÷3
9337695
n÷3
7003271.25
n÷5
5602617
n2
784732931217225
n3
2.1982790304487E+22
n4
6.1580577333678E+29
n5
1.7250619471974E+37
2 √n
5292.7388939943
3 √n
303.70619192426
4 √n
72.751212319757
5 √n
30.865419774127
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
-28013084
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 28013085 can be divided by 8 positive divisors.
The sum of these divisors (counting 28013085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110111001000011101
3
Ternary
1221201012201200
4
Quaternary
1222313020131
5
Quinary
24132404320
6
Senary
2440230113
8
Octal
152671035
10
Decimal
28013085
12
Duodecimal
946b339
16
Hexadecimal
1ab721d
20
Vigesimal
8f1ce5
36
Base36
gof19
md5
e58ed35fe9622f37f8d2b46422e55d6f
sha1
5b060582739568f792601dd75ac7fb1fff48e3b9
sha256
a488435355dcd96bf42aa2063092c2e4440abcab86b5bd2fd5bde46b51bba37a
sha512
2b66a895bede7310e7f29cfc35f3458394539160b7b9e4ea7462f701a1b27e096f9b6053208cfd57a7639e16f3ac5088e15a3b96fd89aa47c3dd87883c89663f
ripemd-160
b5bbf55282149d74fcf5075a7c23b72451ae22e7
Diameter
56026170
Circumference
176011404.08077
Area
2.465311211742E+15
Volume
9.208129670131E+22
Surface area
9.8612448469681E+15
Circumference
176011404.08077
Perimeter
112052340
Area
784732931217225
Diagonal
39616484.73091
Surface area
4708397587303350
Volume
2.1982790304487E+22
Space diagonal
48520086.496746
Perimeter
84039255
Area
3.3979932681017E+14
Altitude
24260043.248373
Surface area
3.3979932681017E+14
Volume
2.5906966822841E+21
Height
13205494.910303