28202913 is an odd 8-digits composite number following 28202912
and preceding 28202914 . In scientific notation, it is written as 2.8202913 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 18520920 positive integers (up to 28202913) that are relatively prime to 28202913.
28202913 has 12 divisors, whose sum is 41346448
The reverse of 28202913 is 31920282
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-eight million two hundred two thousand nine hundred thirteen
Scientific notation
2.8202913 × 10^7
Engineering notation
2.8202913 × 10^6
Prime Factorization
3 × 3 × 67 × 46771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9400971
Product of the distinct prime numbers
The prime factorization of 28202913 is 3 × 3 × 67 × 46771.
Since it has a total of 4 prime factors.
10 , 6 , 21 , 86 , 415 , 355 , 4545 , 7797 , 50009 , 73900 , 351931 , 245314 , 7518461 , 6116058 , 82636581 , 62396088 , 539024991 , 746029366 , 9786029666 , 5747469421
n×2
56405826
n×3
84608739
n×4
112811652
n×5
141014565
n÷2
14101456.5
n÷3
9400971
n÷3
7050728.25
n÷5
5640582.6
n2
795404301685569
n3
2.2432718320264E+22
n4
6.3266800313991E+29
n5
1.7843080650439E+37
2 √n
5310.6414866756
3 √n
304.39066018565
4 √n
72.874148274101
5 √n
30.907138161532
1 , 3 , 9 , 67 , 201 , 603 , 46771 , 140313 , 420939 , 3133657 , 9400971 , 28202913
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28202912
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28202913 can be divided by 12 positive divisors.
The sum of these divisors (counting 28202913) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101011100101011110100001
3
Ternary
1222001212010100
4
Quaternary
1223211132201
5
Quinary
24204443123
6
Senary
2444253013
8
Octal
153453641
10
Decimal
28202913
12
Duodecimal
9541169
16
Hexadecimal
1ae57a1
20
Vigesimal
8g575d
36
Base36
gshi9
md5
c7bb11b48e39161eef705f91b5c1991c
sha1
04a240f57460d56cb619f83e266f748019748887
sha256
280ace25b7ef8a68a8fed1de78d1cf99ddc5cf1f0beb6685e478f441e10e6297
sha512
214be7c06ac271d15cc72a1013d1ec24075f1347ee67aa2d3b7db208d20b337c0c204185a6164b4a008fbcbf594f83262847074bfd93dea08cb49c4c8732f7d9
ripemd-160
cbce23c9d1a1fbda5f8bbb2d7001de7edcac7009
Diameter
56405826
Circumference
177204128.58126
Area
2.4988363108091E+15
Volume
9.3965950766653E+22
Surface area
9.9953452432364E+15
Circumference
177204128.58126
Perimeter
112811652
Area
795404301685569
Diagonal
39884942.063028
Surface area
4772425810113414
Volume
2.2432718320264E+22
Space diagonal
48848878.237445
Perimeter
84608739
Area
3.4442016576956E+14
Altitude
24424439.118722
Surface area
3.4442016576956E+14
Volume
2.643721207451E+21
Height
13294980.687676