28072017 is an odd 8-digits composite number following 28072016
and preceding 28072018 . In scientific notation, it is written as 2.8072017 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 18407520 positive integers (up to 28072017) that are relatively prime to 28072017.
28072017 has 8 divisors, whose sum is 31703080
The reverse of 28072017 is 71027082
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-eight million seventy-two thousand seventeen
Scientific notation
2.8072017 × 10^7
Engineering notation
2.8072017 × 10^6
Prime Factorization
9 × 61 × 51133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28072017
Product of the distinct prime numbers
The prime factorization of 28072017 is 9 × 61 × 51133.
Since it has a total of 3 prime factors.
10 , 10 , 3 , 49 , 749 , 526 , 3590 , 2117 , 14352 , 14256 , 868535 , 766974 , 105678 , 3216208 , 68389852 , 53407121 , 806631876 , 473378343 , 7697807211 , 2124840535
n×2
56144034
n×3
84216051
n×4
112288068
n×5
140360085
n÷2
14036008.5
n÷3
9357339
n÷3
7018004.25
n÷5
5614403.4
n2
788038138448289
n3
2.2121820019169E+22
n4
6.2100410764904E+29
n5
1.7432837866994E+37
2 √n
5298.303218956
3 √n
303.91901481377
4 √n
72.789444419889
5 √n
30.878395368964
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
-28072016
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 28072017 can be divided by 8 positive divisors.
The sum of these divisors (counting 28072017) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011000101100001010001
3
Ternary
1221211012120100
4
Quaternary
1223011201101
5
Quinary
24141301032
6
Senary
2441403013
8
Octal
153054121
10
Decimal
28072017
12
Duodecimal
9499469
16
Hexadecimal
1ac5851
20
Vigesimal
8f900h
36
Base36
gpoi9
md5
87ba650ec7cd93e29655601e03b8ff8f
sha1
3822cbc52b51d883e20a60f920eace9192b93417
sha256
035c160f8d735f4a824839e062467c9b7765da1e561d62678d45ebea19747051
sha512
5a35866eb1c3ac8d57f31af5e8a10cd015197f8eef98a0b55ab3e30ec48236d24619f52a8c9a2ac6bd940f3cb4f35fb85b7d4f5ec828261ab4b2de18cf3838af
ripemd-160
4bbf9c78fea2c942a623d35e9dcaaac8e3e7ab89
Diameter
56144034
Circumference
176381684.7573
Area
2.4756948264977E+15
Volume
9.2663663008341E+22
Surface area
9.9027793059909E+15
Circumference
176381684.7573
Perimeter
112288068
Area
788038138448289
Diagonal
39699827.164568
Surface area
4728228830689734
Volume
2.2121820019169E+22
Space diagonal
48622159.714937
Perimeter
84216051
Area
3.4123052352361E+14
Altitude
24311079.857469
Surface area
3.4123052352361E+14
Volume
2.6070814912904E+21
Height
13233275.721523