28581609 is an odd 8-digits composite number following 28581608
and preceding 28581610 . In scientific notation, it is written as 2.8581609 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 16332336 positive integers (up to 28581609) that are relatively prime to 28581609.
28581609 has 8 divisors, whose sum is 43552960
The reverse of 28581609 is 90618582
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-eight million five hundred eighty-one thousand six hundred nine
Scientific notation
2.8581609 × 10^7
Engineering notation
2.8581609 × 10^6
Prime Factorization
3 × 7 × 1361029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28581609
Product of the distinct prime numbers
The prime factorization of 28581609 is 3 × 7 × 1361029.
Since it has a total of 3 prime factors.
3 , 5 , 77 , 62 , 202 , 797 , 8738 , 9922 , 4193 , 25002 , 405189 , 454407 , 9160545 , 8668978 , 34637163 , 43141430 , 513814230 , 975450463 , 9390443634 , 2024955447
n×2
57163218
n×3
85744827
n×4
114326436
n×5
142908045
n÷2
14290804.5
n÷3
9527203
n÷3
7145402.25
n÷5
5716321.8
n2
816908373028881
n3
2.3348555706738E+22
n4
6.6733928992469E+29
n5
1.9073630654965E+37
2 √n
5346.1770453287
3 √n
305.74701419156
4 √n
73.117556341338
5 √n
30.989697340702
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
-28581608
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 28581609 can be divided by 8 positive divisors.
The sum of these divisors (counting 28581609) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101000001111011101001
3
Ternary
1222210002121010
4
Quaternary
1231001323221
5
Quinary
24304102414
6
Senary
2500334133
8
Octal
155017351
10
Decimal
28581609
12
Duodecimal
96a4349
16
Hexadecimal
1b41ee9
20
Vigesimal
8ice09
36
Base36
h0lpl
md5
eeaaff2ff7c70c33891a2a364e55caf7
sha1
9df6ec9df6e6438e60dc7e01aa6d1f572eb35610
sha256
00ceefcce65bcc6ef18849fa92face90791e5f96da192da7417e477ad73bf06a
sha512
0dd083eee7a014aba5a50fc14ea66b1ce0e8c5bf77aa21391c3667ee5b68b4970e501c812a154c3d4f204003ee003269bcbeb6f909667468edaea2140eefdcba
ripemd-160
244137ebc8266ef2f889375dbc6813975bca9e53
Diameter
57163218
Circumference
179583545.72435
Area
2.5663933433635E+15
Volume
9.7802201440292E+22
Surface area
1.0265573373454E+16
Circumference
179583545.72435
Perimeter
114326436
Area
816908373028881
Diagonal
40420499.082245
Surface area
4901450238173286
Volume
2.3348555706738E+22
Space diagonal
49504798.950068
Perimeter
85744827
Area
3.5373170180361E+14
Altitude
24752399.475034
Surface area
3.5373170180361E+14
Volume
2.7516536785243E+21
Height
13473499.694082