28080881 is an odd 8-digits prime number following 28080880
and preceding 28080882 . In scientific notation, it is written as 2.8080881 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 28080880 positive integers (up to 28080881) that are relatively prime to 28080881.
28080881 has 2 divisors, whose sum is 28080882
The reverse of 28080881 is 18808082
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million eighty thousand eight hundred eighty-one
Scientific notation
2.8080881 × 10^7
Engineering notation
2.8080881 × 10^6
Prime Factorization
28080881
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28080881
Product of the distinct prime numbers
The prime factorization of 28080881 is 28080881.
Since it has a total of 1 prime factors.
4 , 1 , 58 , 58 , 282 , 20 , 3499 , 5634 , 75619 , 15514 , 530890 , 649090 , 2219850 , 773862 , 30885167 , 37671911 , 839696471 , 232179372 , 2339953171 , 7907413087
n×2
56161762
n×3
84242643
n×4
112323524
n×5
140404405
n÷2
14040440.5
n÷3
9360293.6666667
n÷3
7020220.25
n÷5
5616176.2
n2
788535877736161
n3
2.214278214694E+22
n4
6.2178883047714E+29
n5
1.7460378155758E+37
2 √n
5299.1396471503
3 √n
303.95099986436
4 √n
72.795189725354
5 √n
30.88034515072
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28080882
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14040441
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5299.1397415052
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999287772
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28080881 can be divided by 2 positive divisors.
The sum of these divisors (counting 28080881) is 28080882, the average is 14040441.
Base
System
Value
2
Binary
1101011000111101011110001
3
Ternary
1221211122201122
4
Quaternary
1223013223301
5
Quinary
24142042011
6
Senary
2441512025
8
Octal
153075361
10
Decimal
28080881
12
Duodecimal
94a2615
16
Hexadecimal
1ac7af1
20
Vigesimal
8fa241
36
Base36
gpvch
md5
6bdfbd3a9d36ccea0dbacd0c65128fef
sha1
9189937f8f368c2c1886328754cb417faf30a098
sha256
e1eba2640aaebb20dacb852de59d245306a9cda399d7765ed778b545b00b6798
sha512
20656657bd46afba3f8e112922822a63a11c9672920244d4bb89405077de7b814a8c7cccdf8d8f9489dc4a8b15516132c31e79443716ed642ffa4a1f42aeb361
ripemd-160
c0bf2b89515adc4535ae50460ef257f925713353
Diameter
56161762
Circumference
176437378.91186
Area
2.4772585205879E+15
Volume
9.275146896382E+22
Surface area
9.9090340823516E+15
Circumference
176437378.91186
Perimeter
112323524
Area
788535877736161
Diagonal
39712362.753585
Surface area
4731215266416966
Volume
2.214278214694E+22
Space diagonal
48637512.613296
Perimeter
84242643
Area
3.4144605095749E+14
Altitude
24318756.306648
Surface area
3.4144605095749E+14
Volume
2.6095519017396E+21
Height
13237454.251195