28017907 is an odd 8-digits composite number following 28017906
and preceding 28017908 . In scientific notation, it is written as 2.8017907 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 27845856 positive integers (up to 28017907) that are relatively prime to 28017907.
28017907 has 4 divisors, whose sum is 28189960
The reverse of 28017907 is 70971082
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million seventeen thousand nine hundred seven
Scientific notation
2.8017907 × 10^7
Engineering notation
2.8017907 × 10^6
Prime Factorization
163 × 171889
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28017907
Product of the distinct prime numbers
The prime factorization of 28017907 is 163 × 171889.
Since it has a total of 2 prime factors.
7 , 5 , 82 , 52 , 19 , 992 , 194 , 7368 , 46839 , 66914 , 388538 , 532518 , 686039 , 2895874 , 67807401 , 49926127 , 459605899 , 722589253 , 4627565341 , 8033203369
n×2
56035814
n×3
84053721
n×4
112071628
n×5
140089535
n÷2
14008953.5
n÷3
9339302.3333333
n÷3
7004476.75
n÷5
5603581.4
n2
785003112660649
n3
2.1994144205237E+22
n4
6.1622988688691E+29
n5
1.7265471661418E+37
2 √n
5293.1944041382
3 √n
303.72361696256
4 √n
72.754342854143
5 √n
30.866482297641
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
-28017906
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 28017907 can be divided by 4 positive divisors.
The sum of these divisors (counting 28017907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010111000010011110011
3
Ternary
1221201110100021
4
Quaternary
1222320103303
5
Quinary
24133033112
6
Senary
2440304311
8
Octal
152702363
10
Decimal
28017907
12
Duodecimal
9472097
16
Hexadecimal
1ab84f3
20
Vigesimal
8f24f7
36
Base36
goir7
md5
bbacaa89f850c18ebe655f89f7b27207
sha1
b95a66fc0bf97bb10e3d8dc50edcb497f63c23d4
sha256
c5a7664e4c24ffaa3cd6a27a778a929556f7dd3a95375993a13b9121abcf0ac6
sha512
50822f649eae9fd6af7014f15987066eddc672078dfe2616a2a4bec9f001207867c9382bee24abd4e9d7c0fe8f35adcaa4f220a790c36e0e65c98a18283a5377
ripemd-160
938911eb7c425f8da5b3a9c5f06259f7d42eaa45
Diameter
56035814
Circumference
176041701.60032
Area
2.4661600117798E+15
Volume
9.2128855809554E+22
Surface area
9.8646400471193E+15
Circumference
176041701.60032
Perimeter
112071628
Area
785003112660649
Diagonal
39623304.068708
Surface area
4710018675963894
Volume
2.1994144205237E+22
Space diagonal
48528438.44574
Perimeter
84053721
Area
3.3991631880699E+14
Altitude
24264219.22287
Surface area
3.3991631880699E+14
Volume
2.5920347523196E+21
Height
13207768.022903