28213071 is an odd 8-digits composite number following 28213070
and preceding 28213072 . In scientific notation, it is written as 2.8213071 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 18808712 positive integers (up to 28213071) that are relatively prime to 28213071.
28213071 has 4 divisors, whose sum is 37617432
The reverse of 28213071 is 17031282
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-eight million two hundred thirteen thousand seventy-one
Scientific notation
2.8213071 × 10^7
Engineering notation
2.8213071 × 10^6
Prime Factorization
3 × 9404357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28213071
Product of the distinct prime numbers
The prime factorization of 28213071 is 3 × 9404357.
Since it has a total of 2 prime factors.
8 , 4 , 57 , 56 , 245 , 884 , 6045 , 5132 , 71974 , 70458 , 721302 , 141989 , 5348217 , 3674778 , 39589792 , 12294418 , 326620553 , 606832174 , 5489132761 , 5815544943
n×2
56426142
n×3
84639213
n×4
112852284
n×5
141065355
n÷2
14106535.5
n÷3
9404357
n÷3
7053267.75
n÷5
5642614.2
n2
795977375251041
n3
2.2456966202351E+22
n4
6.3357998191154E+29
n5
1.7875237013849E+37
2 √n
5311.5977822121
3 √n
304.42720049125
4 √n
72.880709259804
5 √n
30.909364240006
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
-28213070
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 28213071 can be divided by 4 positive divisors.
The sum of these divisors (counting 28213071) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011100111111101001111
3
Ternary
1222002101001120
4
Quaternary
1223213331033
5
Quinary
24210304241
6
Senary
2444412023
8
Octal
153477517
10
Decimal
28213071
12
Duodecimal
9547013
16
Hexadecimal
1ae7f4f
20
Vigesimal
8g6cdb
36
Base36
gspcf
md5
1b592a2d7e7626af3f38451dd06eda34
sha1
9b90161f0dec77b83e128ffba9fbd008e3865a45
sha256
009a5fd5a5ace8290af7f09bdc96080444bcba1ef77f48b3fac67ca71cf22544
sha512
d30fdd0c81ce33cdb77847e2d0727d9194ea655efe5f3373a31a06a7dd43f4de077b0f685e40be4ec67c6341966e1fe4d2030176043d6efd24b0d173911c47bd
ripemd-160
6ab6672544b99b78c9b00fc1a5d7bea24a673691
Diameter
56426142
Circumference
177267953.17761
Area
2.5006366745124E+15
Volume
9.4067520057628E+22
Surface area
1.0002546698049E+16
Circumference
177267953.17761
Perimeter
112852284
Area
795977375251041
Diagonal
39899307.644395
Surface area
4775864251506246
Volume
2.2456966202351E+22
Space diagonal
48866472.409548
Perimeter
84639213
Area
3.4466831390253E+14
Altitude
24433236.204774
Surface area
3.4466831390253E+14
Volume
2.6465788477599E+21
Height
13299769.214798