28663345 is an odd 8-digits composite number following 28663344
and preceding 28663346 . In scientific notation, it is written as 2.8663345 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 22310784 positive integers (up to 28663345) that are relatively prime to 28663345.
28663345 has 8 divisors, whose sum is 35325864
The reverse of 28663345 is 54336682
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million six hundred sixty-three thousand three hundred forty-five
Scientific notation
2.8663345 × 10^7
Engineering notation
2.8663345 × 10^6
Prime Factorization
5 × 37 × 154937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28663345
Product of the distinct prime numbers
The prime factorization of 28663345 is 5 × 37 × 154937.
Since it has a total of 3 prime factors.
8 , 6 , 64 , 72 , 418 , 195 , 3207 , 1934 , 15161 , 83565 , 138051 , 741729 , 7705690 , 2530965 , 23529816 , 58216231 , 804601159 , 984586129 , 4819744916 , 1998011225
n×2
57326690
n×3
85990035
n×4
114653380
n×5
143316725
n÷2
14331672.5
n÷3
9554448.3333333
n÷3
7165836.25
n÷5
5732669
n2
821587346589025
n3
2.3549441562916E+22
n4
6.7500576807519E+29
n5
1.9347923207329E+37
2 √n
5353.8159288493
3 √n
306.03818923319
4 √n
73.169774694537
5 √n
31.007401602235
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
-28663344
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 28663345 can be divided by 8 positive divisors.
The sum of these divisors (counting 28663345) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010101111000110001
3
Ternary
1222221020201101
4
Quaternary
1231111320301
5
Quinary
24314211340
6
Senary
2502204401
8
Octal
155257061
10
Decimal
28663345
12
Duodecimal
9723701
16
Hexadecimal
1b55e31
20
Vigesimal
8j2i75
36
Base36
h2cs1
md5
7100895581a46cb2336ad79d884f841e
sha1
90fcfa2aaa1e0189e8dac8d4038fb290b9a2cc71
sha256
26ddc3ee581151e520e2d4c8c0abb38c387a3ecc2053829c3b5f775a2b865a67
sha512
4cb1463bd7bd739fb456e2bcddef4b4e820da6232f428ab44ba7436ab30a2956d1e6a09ecef230c3821cc332059565ca9b49db5baf20da1bf366c987a2fd6a53
ripemd-160
5f8c7ff574a5bdbe925aa9b27642c478d6c4d4bb
Diameter
57326690
Circumference
180097108.15862
Area
2.5810927723264E+15
Volume
9.8643670146931E+22
Surface area
1.0324371089306E+16
Circumference
180097108.15862
Perimeter
114653380
Area
821587346589025
Diagonal
40536091.241979
Surface area
4929524079534150
Volume
2.3549441562916E+22
Space diagonal
49646369.854875
Perimeter
85990035
Area
3.5575775678697E+14
Altitude
24823184.927438
Surface area
3.5575775678697E+14
Volume
2.7753283037157E+21
Height
13512030.413993