28748071 is an odd 8-digits composite number following 28748070
and preceding 28748072 . In scientific notation, it is written as 2.8748071 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 24597120 positive integers (up to 28748071) that are relatively prime to 28748071.
28748071 has 8 divisors, whose sum is 33206544
The reverse of 28748071 is 17084782
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million seven hundred forty-eight thousand seventy-one
Scientific notation
2.8748071 × 10^7
Engineering notation
2.8748071 × 10^6
Prime Factorization
11 × 17 × 153733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28748071
Product of the distinct prime numbers
The prime factorization of 28748071 is 11 × 17 × 153733.
Since it has a total of 3 prime factors.
4 , 4 , 74 , 9 , 635 , 753 , 4773 , 9498 , 79906 , 72213 , 374042 , 877869 , 4752774 , 1438132 , 29212917 , 51951731 , 370175068 , 50321826 , 8895934135 , 898899369
n×2
57496142
n×3
86244213
n×4
114992284
n×5
143740355
n÷2
14374035.5
n÷3
9582690.3333333
n÷3
7187017.75
n÷5
5749614.2
n2
826451586221041
n3
2.3758888878745E+22
n4
6.8302222436727E+29
n5
1.9635571400688E+37
2 √n
5361.7227641869
3 √n
306.33943210695
4 √n
73.223785508446
5 √n
31.025710926481
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
-28748070
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 28748071 can be divided by 8 positive divisors.
The sum of these divisors (counting 28748071) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101101010100100100111
3
Ternary
2000002112221101
4
Quaternary
1231222210213
5
Quinary
24324414241
6
Senary
2504100531
8
Octal
155524447
10
Decimal
28748071
12
Duodecimal
9764747
16
Hexadecimal
1b6a927
20
Vigesimal
8jda3b
36
Base36
h465j
md5
21477c544ed07f4f99ffc5dc4e85621d
sha1
c4047e74bb25511326ace7f3145dc057d2a0d671
sha256
7da8153c30fe99e67055e47c8af6cd39794db0a5db5f558e7616bc1c5783e372
sha512
d4aa8f37bde2a669e385f26d8d2c09a1edbf0b353c655d390bcf15566f7cd84a1b89f8c818b48f1e6f0bb4e2dc04fef02d54640ce3086cffbf19bacef73a260a
ripemd-160
0376230b5b7c66afdb8d664d5c269e172ce412d3
Diameter
57496142
Circumference
180629457.31696
Area
2.5963742318197E+15
Volume
9.9521001011896E+22
Surface area
1.0385496927279E+16
Circumference
180629457.31696
Perimeter
114992284
Area
826451586221041
Diagonal
40655911.900265
Surface area
4958709517326246
Volume
2.3758888878745E+22
Space diagonal
49793119.591597
Perimeter
86244213
Area
3.5786403433268E+14
Altitude
24896559.795799
Surface area
3.5786403433268E+14
Volume
2.8000119066031E+21
Height
13551970.633422