28001575 is an odd 8-digits composite number following 28001574
and preceding 28001576 . In scientific notation, it is written as 2.8001575 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 19200960 positive integers (up to 28001575) that are relatively prime to 28001575.
28001575 has 8 divisors, whose sum is 33282080
The reverse of 28001575 is 57510082
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-eight million one thousand five hundred seventy-five
Scientific notation
2.8001575 × 10^7
Engineering notation
2.8001575 × 10^6
Prime Factorization
25 × 7 × 160009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28001575
Product of the distinct prime numbers
The prime factorization of 28001575 is 25 × 7 × 160009.
Since it has a total of 3 prime factors.
9 , 9 , 22 , 44 , 525 , 742 , 6700 , 4744 , 70410 , 86815 , 322174 , 600138 , 4469155 , 7365313 , 60470862 , 37779036 , 483064186 , 178349449 , 9186922114 , 9953505753
n×2
56003150
n×3
84004725
n×4
112006300
n×5
140007875
n÷2
14000787.5
n÷3
9333858.3333333
n÷3
7000393.75
n÷5
5600315
n2
784088202480625
n3
2.1955704608376E+22
n4
6.147943092693E+29
n5
1.7215208960577E+37
2 √n
5291.6514435477
3 √n
303.66459068514
4 √n
72.743738174139
5 √n
30.862882964034
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28001574
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28001575 can be divided by 8 positive divisors.
The sum of these divisors (counting 28001575) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110100010100100111
3
Ternary
1221200121221101
4
Quaternary
1222310110213
5
Quinary
24132022300
6
Senary
2440100531
8
Octal
152642447
10
Decimal
28001575
12
Duodecimal
9464747
16
Hexadecimal
1ab4527
20
Vigesimal
8f03if
36
Base36
go65j
md5
b2241714af6ab2858fb826706f781563
sha1
ae14bb55c1161efeafa8610663f12cc802c95264
sha256
db10beb450ed1fd8041ebd8f0df0f8ee792b5bb2c13e57ec07f9b8303df5c725
sha512
b62d2cfc81fa6f53139aed3dc67d111bc89efc06290d58639335c500b98ad34bfa328f2e7607b4c0e4d8cd43ada0cda035e6f8340bacd0c9b051a6bccaa0f7c3
ripemd-160
e458515ce5e03559677768ba3b3feefc4db5a6e2
Diameter
56003150
Circumference
175939084.61789
Area
2.4632857366796E+15
Volume
9.1967840402751E+22
Surface area
9.8531429467182E+15
Circumference
175939084.61789
Perimeter
112006300
Area
784088202480625
Diagonal
39600207.132807
Surface area
4704529214883750
Volume
2.1955704608376E+22
Space diagonal
48500150.59195
Perimeter
84004725
Area
3.3952015107795E+14
Altitude
24250075.295975
Surface area
3.3952015107795E+14
Volume
2.5875046023853E+21
Height
13200069.044269