28491163 is an odd 8-digits composite number following 28491162
and preceding 28491164 . In scientific notation, it is written as 2.8491163 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 28455640 positive integers (up to 28491163) that are relatively prime to 28491163.
28491163 has 4 divisors, whose sum is 28526688
The reverse of 28491163 is 36119482
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million four hundred ninety-one thousand one hundred sixty-three
Scientific notation
2.8491163 × 10^7
Engineering notation
2.8491163 × 10^6
Prime Factorization
821 × 34703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28491163
Product of the distinct prime numbers
The prime factorization of 28491163 is 821 × 34703.
Since it has a total of 2 prime factors.
3 , 2 , 19 , 25 , 838 , 994 , 5275 , 5699 , 96522 , 64176 , 538997 , 344054 , 4293878 , 2341872 , 58415433 , 18808167 , 460672909 , 436746137 , 189258738 , 8405576057
n×2
56982326
n×3
85473489
n×4
113964652
n×5
142455815
n÷2
14245581.5
n÷3
9497054.3333333
n÷3
7122790.75
n÷5
5698232.6
n2
811746369092569
n3
2.3127598116475E+22
n4
6.5893216773497E+29
n5
1.877374379688E+37
2 √n
5337.7114009658
3 √n
305.42416304618
4 √n
73.059642765112
5 √n
30.970059196463
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
-28491162
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 28491163 can be divided by 4 positive divisors.
The sum of these divisors (counting 28491163) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100101011110110011011
3
Ternary
1222121111112021
4
Quaternary
1230223312123
5
Quinary
24243204123
6
Senary
2454355311
8
Octal
154536633
10
Decimal
28491163
12
Duodecimal
965bb37
16
Hexadecimal
1b2bd9b
20
Vigesimal
8i17i3
36
Base36
gynx7
md5
82ebf044eaeceb7682d1ad7c0b02608f
sha1
52f9db47fe18a7a05bc4ddbf460c59743da19439
sha256
33d52230897c91e19c7283ae3b47c42b8080e736d9256f6ffd57ee1b8a91df62
sha512
633b3d1fc286c1c710c4fc0bc9b1ed4dfdea188e242dec9809546d17166923d8a2e79804a6cca93e7493d9291f6fc0931b0be301aaa2c7c7e3e9a6e4c863a408
ripemd-160
367271604a540a0b17d5fa24505de440abcbdc2c
Diameter
56982326
Circumference
179015256.74606
Area
2.5501764297194E+15
Volume
9.6876656450525E+22
Surface area
1.0200705718878E+16
Circumference
179015256.74606
Perimeter
113964652
Area
811746369092569
Diagonal
40292589.122383
Surface area
4870478214555414
Volume
2.3127598116475E+22
Space diagonal
49348141.882727
Perimeter
85473489
Area
3.5149648853197E+14
Altitude
24674070.941363
Surface area
3.5149648853197E+14
Volume
2.7256135767861E+21
Height
13430863.040794