28743047 is an odd 8-digits composite number following 28743046
and preceding 28743048 . In scientific notation, it is written as 2.8743047 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 28655880 positive integers (up to 28743047) that are relatively prime to 28743047.
28743047 has 4 divisors, whose sum is 28830216
The reverse of 28743047 is 74034782
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million seven hundred forty-three thousand forty-seven
Scientific notation
2.8743047 × 10^7
Engineering notation
2.8743047 × 10^6
Prime Factorization
331 × 86837
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28743047
Product of the distinct prime numbers
The prime factorization of 28743047 is 331 × 86837.
Since it has a total of 2 prime factors.
7 , 8 , 80 , 13 , 675 , 394 , 2722 , 5848 , 80658 , 78261 , 278347 , 734724 , 222602 , 617084 , 30495446 , 33336017 , 710310017 , 755147395 , 3584478282 , 2579034366
n×2
57486094
n×3
86229141
n×4
114972188
n×5
143715235
n÷2
14371523.5
n÷3
9581015.6666667
n÷3
7185761.75
n÷5
5748609.4
n2
826162750844209
n3
2.3746434777164E+22
n4
6.8254489088247E+29
n5
1.9618419878245E+37
2 √n
5361.2542375828
3 √n
306.32158582003
4 √n
73.220586159787
5 √n
31.024626442803
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
-28743046
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 28743047 can be divided by 4 positive divisors.
The sum of these divisors (counting 28743047) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101101001010110000111
3
Ternary
2000002022001022
4
Quaternary
1231221112013
5
Quinary
24324234142
6
Senary
2504021355
8
Octal
155512607
10
Decimal
28743047
12
Duodecimal
976185b
16
Hexadecimal
1b69587
20
Vigesimal
8jchc7
36
Base36
h429z
md5
924375d6031d71f8d93dc1b3db0bab42
sha1
f95f183d1b5b366d25a64999e27e5fc7e632cf19
sha256
4885cbcd19bd987a88e351218bd839588f947c9dd1ed0e8b1f8c35f30dd1008a
sha512
113971e1530e494825e6088626b5e90e6e035ea78c6a7189659f9abb7828fc298e183752bc7ab023292dd810080a377b7db64d5a27f4ac430f86e9fa3c055136
ripemd-160
b8c1b5b6849443d231c01dcdeda820028549c3f9
Diameter
57486094
Circumference
180597890.59397
Area
2.5954668287217E+15
Volume
9.9468833393185E+22
Surface area
1.0381867314887E+16
Circumference
180597890.59397
Perimeter
114972188
Area
826162750844209
Diagonal
40648806.891327
Surface area
4956976505065254
Volume
2.3746434777164E+22
Space diagonal
49784417.76834
Perimeter
86229141
Area
3.5773896494576E+14
Altitude
24892208.88417
Surface area
3.5773896494576E+14
Volume
2.7985441766562E+21
Height
13549602.297109