28018029 is an odd 8-digits composite number following 28018028
and preceding 28018030 . In scientific notation, it is written as 2.8018029 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 17241840 positive integers (up to 28018029) that are relatively prime to 28018029.
28018029 has 8 divisors, whose sum is 40231072
The reverse of 28018029 is 92081082
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million eighteen thousand twenty-nine
Scientific notation
2.8018029 × 10^7
Engineering notation
2.8018029 × 10^6
Prime Factorization
13 × 3 × 718411
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28018029
Product of the distinct prime numbers
The prime factorization of 28018029 is 13 × 3 × 718411.
Since it has a total of 3 prime factors.
4 , 8 , 84 , 98 , 170 , 63 , 2173 , 2340 , 73398 , 17393 , 118965 , 647113 , 3138504 , 8927419 , 89285180 , 60825430 , 219932740 , 571156094 , 7431947820 , 4969873059
n×2
56036058
n×3
84054087
n×4
112072116
n×5
140090145
n÷2
14009014.5
n÷3
9339343
n÷3
7004507.25
n÷5
5603605.8
n2
785009949044841
n3
2.1994431517627E+22
n4
6.1624062009938E+29
n5
1.7265847564923E+37
2 √n
5293.2059283576
3 √n
303.72405780238
4 √n
72.754422053629
5 √n
30.866509178337
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
-28018028
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 28018029 can be divided by 8 positive divisors.
The sum of these divisors (counting 28018029) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010111000010101101101
3
Ternary
1221201110111210
4
Quaternary
1222320111231
5
Quinary
24133034104
6
Senary
2440305033
8
Octal
152702555
10
Decimal
28018029
12
Duodecimal
9472179
16
Hexadecimal
1ab856d
20
Vigesimal
8f2519
36
Base36
goiul
md5
dd0d9f5d4352f67ceb9215ef863641e7
sha1
1156adacf6eb66006941af54134556723aebb0b5
sha256
86c0f47f19c367ac9b365320eab5f72361add796cef50ccffa3aaaba984f3f5d
sha512
8b725a093f89cddb6196844f1cfca56334e9213473a07019031076062a1174d676be3b1e87aeb55dfb741a752989583f1940acde63606aaade124510d3d73d49
ripemd-160
3eb86d2e5addb180379b6ad7904a5b496fb8e154
Diameter
56036058
Circumference
176042468.14893
Area
2.4661814889142E+15
Volume
9.2130059300881E+22
Surface area
9.8647259556567E+15
Circumference
176042468.14893
Perimeter
112072116
Area
785009949044841
Diagonal
39623476.602763
Surface area
4710059694269046
Volume
2.1994431517627E+22
Space diagonal
48528649.755938
Perimeter
84054087
Area
3.3991927904818E+14
Altitude
24264324.877969
Surface area
3.3991927904818E+14
Volume
2.5920686124095E+21
Height
13207825.534254