28018701 is an odd 8-digits composite number following 28018700
and preceding 28018702 . In scientific notation, it is written as 2.8018701 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 18679128 positive integers (up to 28018701) that are relatively prime to 28018701.
28018701 has 4 divisors, whose sum is 31131900
The reverse of 28018701 is 10781082
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-eight million eighteen thousand seven hundred one
Scientific notation
2.8018701 × 10^7
Engineering notation
2.8018701 × 10^6
Prime Factorization
9 × 3113189
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28018701
Product of the distinct prime numbers
The prime factorization of 28018701 is 9 × 3113189.
Since it has a total of 2 prime factors.
7 , 1 , 93 , 29 , 657 , 962 , 2894 , 8400 , 64053 , 50943 , 768296 , 331291 , 701999 , 4915637 , 50324320 , 19874117 , 233420439 , 746256402 , 8638354794 , 2057577297
n×2
56037402
n×3
84056103
n×4
112074804
n×5
140093505
n÷2
14009350.5
n÷3
9339567
n÷3
7004675.25
n÷5
5603740.2
n2
785047605727401
n3
2.1996014135642E+22
n4
6.1629974325832E+29
n5
1.7267918232732E+37
2 √n
5293.2694055753
3 √n
303.72648601191
4 √n
72.754858295342
5 √n
30.866657240824
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
-28018700
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 28018701 can be divided by 4 positive divisors.
The sum of these divisors (counting 28018701) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010111000100000001101
3
Ternary
1221201111102200
4
Quaternary
1222320200031
5
Quinary
24133044301
6
Senary
2440312113
8
Octal
152704015
10
Decimal
28018701
12
Duodecimal
9472639
16
Hexadecimal
1ab880d
20
Vigesimal
8f26f1
36
Base36
gojd9
md5
308817f592556dfc19651de27019f0a8
sha1
e2a61162ce1bcf8981bd64abcdbcc35426094e91
sha256
9eaf776d611577ff077e1e9017e33ee37984b3557a75c47a9a1e28f1c44c24c3
sha512
4d76274442d07f7c95c62e0f605e6ad21a1ce7f2388aee73ec0762e1f6c4b8e9b1a1cc95a7b56a09aaa3fc578998ad10191a7487dd26252f9fd68d44839ad5a6
ripemd-160
5762ea528e39327ee900cb5a2a82686d7376dad1
Diameter
56037402
Circumference
176046690.44946
Area
2.4662997908715E+15
Volume
9.213668855572E+22
Surface area
9.8651991634858E+15
Circumference
176046690.44946
Perimeter
112074804
Area
785047605727401
Diagonal
39624426.954277
Surface area
4710285634364406
Volume
2.1996014135642E+22
Space diagonal
48529813.694081
Perimeter
84056103
Area
3.3993558487004E+14
Altitude
24264906.84704
Surface area
3.3993558487004E+14
Volume
2.5922551257313E+21
Height
13208142.318092