28289319 is an odd 8-digits composite number following 28289318
and preceding 28289320 . In scientific notation, it is written as 2.8289319 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 18715320 positive integers (up to 28289319) that are relatively prime to 28289319.
28289319 has 8 divisors, whose sum is 38007552
The reverse of 28289319 is 91398282
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million two hundred eighty-nine thousand three hundred nineteen
Scientific notation
2.8289319 × 10^7
Engineering notation
2.8289319 × 10^6
Prime Factorization
3 × 131 × 71983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28289319
Product of the distinct prime numbers
The prime factorization of 28289319 is 3 × 131 × 71983.
Since it has a total of 3 prime factors.
8 , 8 , 65 , 68 , 257 , 441 , 6433 , 3868 , 87585 , 7538 , 317030 , 699286 , 374586 , 2219621 , 1906401 , 33716136 , 80676872 , 743577158 , 8936062265 , 4337440308
n×2
56578638
n×3
84867957
n×4
113157276
n×5
141446595
n÷2
14144659.5
n÷3
9429773
n÷3
7072329.75
n÷5
5657863.8
n2
800285569483761
n3
2.2639533766223E+22
n4
6.4045699272395E+29
n5
1.8118092172948E+37
2 √n
5318.7704406188
3 √n
304.70119979952
4 √n
72.929900868017
5 √n
30.926053196548
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
-28289318
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 28289319 can be divided by 8 positive divisors.
The sum of these divisors (counting 28289319) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111010100100100111
3
Ternary
1222020020122120
4
Quaternary
1223322210213
5
Quinary
24220224234
6
Senary
2450201023
8
Octal
153724447
10
Decimal
28289319
12
Duodecimal
9583173
16
Hexadecimal
1afa927
20
Vigesimal
8gg35j
36
Base36
guc6f
md5
c936836bcb8c2f054393d4cc30dab744
sha1
6440c6cfa653566999f6df6c5aa9d8af0e91892f
sha256
6fbc6e4eb31654f9f39b53cc758bb953a53bc287eec106fad45173bdf812c2f9
sha512
7e04d71818782025125adb13ae5a9c30cd6df56ef107b1eef1e11d097b73c756f698eade67b5e8e93a7d194e26dd7eb1f925eb1fbac802623a100e2661f860eb
ripemd-160
d4ff2d206b7bd644962d0de236cdcc045cd77ff7
Diameter
56578638
Circumference
177747033.49092
Area
2.5141712658641E+15
Volume
9.4832257280885E+22
Surface area
1.0056685063456E+16
Circumference
177747033.49092
Perimeter
113157276
Area
800285569483761
Diagonal
40007138.600099
Surface area
4801713416902566
Volume
2.2639533766223E+22
Space diagonal
48998537.819524
Perimeter
84867957
Area
3.4653381672752E+14
Altitude
24499268.909762
Surface area
3.4653381672752E+14
Volume
2.6680946414997E+21
Height
13335712.8667