28005061 is an odd 8-digits composite number following 28005060
and preceding 28005062 . In scientific notation, it is written as 2.8005061 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 24004332 positive integers (up to 28005061) that are relatively prime to 28005061.
28005061 has 4 divisors, whose sum is 32005792
The reverse of 28005061 is 16050082
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-eight million five thousand sixty-one
Scientific notation
2.8005061 × 10^7
Engineering notation
2.8005061 × 10^6
Prime Factorization
7 × 4000723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28005061
Product of the distinct prime numbers
The prime factorization of 28005061 is 7 × 4000723.
Since it has a total of 2 prime factors.
7 , 6 , 97 , 76 , 86 , 885 , 1111 , 1620 , 24110 , 47342 , 349596 , 556769 , 2790667 , 2681078 , 26862498 , 63860829 , 6166043 , 572612878 , 3828020785 , 8495862386
n×2
56010122
n×3
84015183
n×4
112020244
n×5
140025305
n÷2
14002530.5
n÷3
9335020.3333333
n÷3
7001265.25
n÷5
5601012.2
n2
784283441613721
n3
2.1963905623682E+22
n4
6.1510051678946E+29
n5
1.722592749382E+37
2 √n
5291.9808200711
3 √n
303.67719153393
4 √n
72.74600208995
5 √n
30.863651368332
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
-28005060
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 28005061 can be divided by 4 positive divisors.
The sum of these divisors (counting 28005061) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110101001011000101
3
Ternary
1221200210201111
4
Quaternary
1222311023011
5
Quinary
24132130221
6
Senary
2440125021
8
Octal
152651305
10
Decimal
28005061
12
Duodecimal
9466771
16
Hexadecimal
1ab52c5
20
Vigesimal
8f0cd1
36
Base36
go8ud
md5
8b001ad8b3d51f8325dfa23af4ec25ca
sha1
42d49aff3fe44f67ac4157ba31aec82c29bf76d2
sha256
b59093fb1f6a287ab8763a64a1748838d7182865e4246c2cbbe683c1bef9b6a9
sha512
2ba0bc7dceab0931c41b60fca2902b64f430ae7e8621267089b52d7291d22da321a1e155fbb833a7ca514fee29869901bcf87c5579f0a3e9b536c640556782c9
ripemd-160
41eb029e5d32d6cb59c7e92dba5552f93ca6d434
Diameter
56010122
Circumference
175960987.80187
Area
2.4638990985058E+15
Volume
9.2002192735333E+22
Surface area
9.8555963940231E+15
Circumference
175960987.80187
Perimeter
112020244
Area
784283441613721
Diagonal
39605137.081286
Surface area
4705700649682326
Volume
2.1963905623682E+22
Space diagonal
48506188.521066
Perimeter
84015183
Area
3.3960469210249E+14
Altitude
24253094.260533
Surface area
3.3960469210249E+14
Volume
2.5884711013078E+21
Height
13201712.360429