28016509 is an odd 8-digits composite number following 28016508
and preceding 28016510 . In scientific notation, it is written as 2.8016509 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 28002016 positive integers (up to 28016509) that are relatively prime to 28016509.
28016509 has 4 divisors, whose sum is 28031004
The reverse of 28016509 is 90561082
Previous prime number is 2297
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million sixteen thousand five hundred nine
Scientific notation
2.8016509 × 10^7
Engineering notation
2.8016509 × 10^6
Prime Factorization
2297 × 12197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28016509
Product of the distinct prime numbers
The prime factorization of 28016509 is 2297 × 12197.
Since it has a total of 2 prime factors.
8 , 9 , 84 , 52 , 835 , 809 , 5142 , 4894 , 71185 , 49596 , 632983 , 513588 , 7679486 , 4596301 , 46735613 , 94451737 , 763353384 , 962659214 , 7537760201 , 967489353
n×2
56033018
n×3
84049527
n×4
112066036
n×5
140082545
n÷2
14008254.5
n÷3
9338836.3333333
n÷3
7004127.25
n÷5
5603301.8
n2
784924776547081
n3
2.1990852066454E+22
n4
6.1610690483749E+29
n5
1.7261164644342E+37
2 √n
5293.0623461282
3 √n
303.71856528045
4 √n
72.753435287471
5 √n
30.866174264614
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
-28016508
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 28016509 can be divided by 4 positive divisors.
The sum of these divisors (counting 28016509) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110111111101111101
3
Ternary
1221201101102111
4
Quaternary
1222313331331
5
Quinary
24133012014
6
Senary
2440254021
8
Octal
152677575
10
Decimal
28016509
12
Duodecimal
9471311
16
Hexadecimal
1ab7f7d
20
Vigesimal
8f2159
36
Base36
gohod
md5
087cd45c3d82cdb57308ea4c72ee26e2
sha1
c761b986972148de43162b0640b1ef742454ee4c
sha256
b8b05aaf652c1d5dfe7e9976d26f4b44c4fd37a5560d8d9f3e6b965498f8757b
sha512
4e59cb3cadd9de0ad7fcc6fa5507a75c9e56730feffef083abb7292d3d1358686f4509620e4ddcb3cdaa67b6da62f4a7d89fa794f040981adc7b1c23820b6f49
ripemd-160
46f923a59b3fd0d431a8b60002bcce68095ce7d3
Diameter
56033018
Circumference
176032917.70726
Area
2.4659139116209E+15
Volume
9.211506573087E+22
Surface area
9.8636556464837E+15
Circumference
176032917.70726
Perimeter
112066036
Area
784924776547081
Diagonal
39621326.998148
Surface area
4709548659282486
Volume
2.1990852066454E+22
Space diagonal
48526017.038711
Perimeter
84049527
Area
3.398823982748E+14
Altitude
24263008.519355
Surface area
3.398823982748E+14
Volume
2.5916467700433E+21
Height
13207108.999383