28804587 is an odd 8-digits composite number following 28804586
and preceding 28804588 . In scientific notation, it is written as 2.8804587 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 16459752 positive integers (up to 28804587) that are relatively prime to 28804587.
28804587 has 4 divisors, whose sum is 30176256
The reverse of 28804587 is 78540882
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million eight hundred four thousand five hundred eighty-seven
Scientific notation
2.8804587 × 10^7
Engineering notation
2.8804587 × 10^6
Prime Factorization
21 × 1371647
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28804587
Product of the distinct prime numbers
The prime factorization of 28804587 is 21 × 1371647.
Since it has a total of 2 prime factors.
2 , 7 , 16 , 52 , 818 , 260 , 5192 , 306 , 7160 , 71555 , 122106 , 719743 , 3197142 , 685323 , 75483659 , 95037831 , 259416341 , 306834541 , 671109034 , 6556953600
n×2
57609174
n×3
86413761
n×4
115218348
n×5
144022935
n÷2
14402293.5
n÷3
9601529
n÷3
7201146.75
n÷5
5760917.4
n2
829704232240569
n3
2.3899287741842E+22
n4
6.8840911299791E+29
n5
1.9829340186941E+37
2 √n
5366.9904974762
3 √n
306.54004552579
4 √n
73.259746774584
5 √n
31.037900070279
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
-28804586
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 28804587 can be divided by 4 positive divisors.
The sum of these divisors (counting 28804587) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101111000010111101011
3
Ternary
2000012102110120
4
Quaternary
1231320113223
5
Quinary
24333221322
6
Senary
2505214323
8
Octal
155702753
10
Decimal
28804587
12
Duodecimal
97913a3
16
Hexadecimal
1b785eb
20
Vigesimal
900b97
36
Base36
h5drf
md5
54d7ddf8fa06e2ca99fff2ec13845eb7
sha1
bb1cb3718cb3d63f2b572dd11586985a164d9c59
sha256
da79b86f34fb02b9cc2dfe5b307bee5e7804cc18c343a8c30fb45647195aabad
sha512
5db3456dc476ae1b436947a1581e302b1b92d24009ea3beec25ba8f2aaa008a414ee3c9b86b9063a85d82ec377cea0a030886be3fc8ab71c24b402ef4823a921
ripemd-160
53c9645a29be9b5e7320688bd588e41fbb35f080
Diameter
57609174
Circumference
180984557.81778
Area
2.6065927206593E+15
Volume
1.001091023944E+23
Surface area
1.0426370882637E+16
Circumference
180984557.81778
Perimeter
115218348
Area
829704232240569
Diagonal
40735837.593956
Surface area
4978225393443414
Volume
2.3899287741842E+22
Space diagonal
49891008.175038
Perimeter
86413761
Area
3.592724713739E+14
Altitude
24945504.087519
Surface area
3.592724713739E+14
Volume
2.8165580712975E+21
Height
13578612.531319