28682719 is an odd 8-digits composite number following 28682718
and preceding 28682720 . In scientific notation, it is written as 2.8682719 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 25336800 positive integers (up to 28682719) that are relatively prime to 28682719.
28682719 has 16 divisors, whose sum is 32241664
The reverse of 28682719 is 91728682
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million six hundred eighty-two thousand seven hundred nineteen
Scientific notation
2.8682719 × 10^7
Engineering notation
2.8682719 × 10^6
Prime Factorization
13 × 103 × 31 × 691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28682719
Product of the distinct prime numbers
The prime factorization of 28682719 is 13 × 103 × 31 × 691.
Since it has a total of 4 prime factors.
10 , 2 , 66 , 88 , 406 , 447 , 8436 , 4014 , 17300 , 86893 , 530918 , 718969 , 4019236 , 1701216 , 5057354 , 60815616 , 211100582 , 17323792 , 2046921761 , 3347639646
n×2
57365438
n×3
86048157
n×4
114730876
n×5
143413595
n÷2
14341359.5
n÷3
9560906.3333333
n÷3
7170679.75
n÷5
5736543.8
n2
822698369232961
n3
2.3597226146467E+22
n4
6.7683260673857E+29
n5
1.941339946912E+37
2 √n
5355.6249868713
3 √n
306.10712569198
4 √n
73.182135708595
5 √n
31.011592146258
1 , 13 , 31 , 103 , 403 , 691 , 1339 , 3193 , 8983 , 21421 , 41509 , 71173 , 278473 , 925249 , 2206363 , 28682719
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28682718
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28682719 can be divided by 16 positive divisors.
The sum of these divisors (counting 28682719) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101011010100111011111
3
Ternary
1222222020021221
4
Quaternary
1231122213133
5
Quinary
24320321334
6
Senary
2502434211
8
Octal
155324737
10
Decimal
28682719
12
Duodecimal
9732967
16
Hexadecimal
1b5a9df
20
Vigesimal
8j56fj
36
Base36
h2rq7
md5
8ad90f36ba12cd5abe898cfb3f2cd997
sha1
4510c315c05eadfb0b891dbdbc10cfe9e8c926b9
sha256
9ee2eda2a32eaa7ff387ad172ecb7f962bfa742d156963043dc20842c08bc3cf
sha512
82921df614c8f2c4422bdc9f96aace8696c04c11f8c22798a05ce4822049375094ad1f4afdb9614717b68d952286090f344e5a4dec4833a30484716a86862035
ripemd-160
e2c788166c168fe0ba92756eac6bbda53bac2319
Diameter
57365438
Circumference
180218838.59076
Area
2.5845831529026E+15
Volume
9.8843829742451E+22
Surface area
1.033833261161E+16
Circumference
180218838.59076
Perimeter
114730876
Area
822698369232961
Diagonal
40563490.215536
Surface area
4936190215397766
Volume
2.3597226146467E+22
Space diagonal
49679926.607221
Perimeter
86048157
Area
3.5623884370389E+14
Altitude
24839963.303611
Surface area
3.5623884370389E+14
Volume
2.7809597708933E+21
Height
13521163.405179