28663321 is an odd 8-digits composite number following 28663320
and preceding 28663322 . In scientific notation, it is written as 2.8663321 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 28177444 positive integers (up to 28663321) that are relatively prime to 28663321.
28663321 has 4 divisors, whose sum is 29149200
The reverse of 28663321 is 12336682
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million six hundred sixty-three thousand three hundred twenty-one
Scientific notation
2.8663321 × 10^7
Engineering notation
2.8663321 × 10^6
Prime Factorization
59 × 485819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28663321
Product of the distinct prime numbers
The prime factorization of 28663321 is 59 × 485819.
Since it has a total of 2 prime factors.
6 , 10 , 62 , 6 , 125 , 723 , 9922 , 5727 , 2736 , 68200 , 745465 , 587644 , 776579 , 7511745 , 39310831 , 25553031 , 865225166 , 716313002 , 4168886825 , 9909668803
n×2
57326642
n×3
85989963
n×4
114653284
n×5
143316605
n÷2
14331660.5
n÷3
9554440.3333333
n÷3
7165830.25
n÷5
5732664.2
n2
821585970749041
n3
2.3549382408676E+22
n4
6.7500350733164E+29
n5
1.9347842206773E+37
2 √n
5353.8136874568
3 √n
306.03810381726
4 √n
73.169759378153
5 √n
31.007396409694
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
-28663320
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 28663321 can be divided by 4 positive divisors.
The sum of these divisors (counting 28663321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101010101111000011001
3
Ternary
1222221020200111
4
Quaternary
1231111320121
5
Quinary
24314211241
6
Senary
2502204321
8
Octal
155257031
10
Decimal
28663321
12
Duodecimal
97236a1
16
Hexadecimal
1b55e19
20
Vigesimal
8j2i61
36
Base36
h2crd
md5
108051f72cc1ea2674f8b245567e47a2
sha1
8113ab36cfb221b774c421ae77307351164b1222
sha256
cfea87b8d53402e6bd8c700c227a167e884ce600ae4e2764546dcd079f493251
sha512
16b0bd79898d37555721337a622f5cc47dbad94b043ce91c6df403d2f22ece7b32ffae8294051642c3076991728fc6f4afbd8e45a827f3b974eb46a4717cea3b
ripemd-160
d9d255b306f7f7539ca458d482e29ea6a656ddb7
Diameter
57326642
Circumference
180096957.36217
Area
2.5810884499976E+15
Volume
9.8643422362233E+22
Surface area
1.0324353799991E+16
Circumference
180096957.36217
Perimeter
114653284
Area
821585970749041
Diagonal
40536057.300854
Surface area
4929515824494246
Volume
2.3549382408676E+22
Space diagonal
49646328.285656
Perimeter
85989963
Area
3.5575716103078E+14
Altitude
24823164.142828
Surface area
3.5575716103078E+14
Volume
2.7753213323217E+21
Height
13512019.100285