28438232 is an even 8-digits composite number following 28438231
and preceding 28438233 . In scientific notation, it is written as 2.8438232 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 8 positive divisors.
There are 14219112 positive integers (up to 28438232) that are relatively prime to 28438232.
28438232 has 8 divisors, whose sum is 53321700
The reverse of 28438232 is 23283482
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million four hundred thirty-eight thousand two hundred thirty-two
Scientific notation
2.8438232 × 10^7
Engineering notation
2.8438232 × 10^6
Prime Factorization
2 × 2 × 2 × 3554779
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7109558
Product of the distinct prime numbers
The prime factorization of 28438232 is 2 × 2 × 2 × 3554779.
Since it has a total of 4 prime factors.
8 , 8 , 17 , 90 , 310 , 635 , 3702 , 496 , 71981 , 22280 , 500318 , 67222 , 6615304 , 9351491 , 62740048 , 45338155 , 674900404 , 581751521 , 5815159865 , 7179454933
n×2
56876464
n×3
85314696
n×4
113752928
n×5
142191160
n÷2
14219116
n÷3
9479410.6666667
n÷3
7109558
n÷5
5687646.4
n2
808733039285824
n3
2.2998937797275E+22
n4
6.5404912883249E+29
n5
1.8600000865136E+37
2 √n
5332.7508848623
3 √n
305.23490637434
4 √n
73.025686473065
5 √n
30.95854337491
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
-28438231
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 28438232 can be divided by 8 positive divisors.
The sum of these divisors (counting 28438232) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100011110111011011000
3
Ternary
1222111210220212
4
Quaternary
1230132323120
5
Quinary
24240010412
6
Senary
2453310252
8
Octal
154367330
10
Decimal
28438232
12
Duodecimal
9635388
16
Hexadecimal
1b1eed8
20
Vigesimal
8hefbc
36
Base36
gxj2w
md5
e6f3aeaa50768e82f41c2b40dc66bf03
sha1
d357effb0e2bf101f2ee39bdfb0f64f02fc82545
sha256
73b309e752f119351e1d7c9b7e21bdaaaf379f878ef9452518e1e8e17c332696
sha512
5062307cf1da493b7bb590cdd38a23667a2d09d13f113bbbeab64abc5144517cadce86ecc5008eadb28ac1374712e17c41a537260de2b9a9d329d52078b1a1db
ripemd-160
c1f36cd059c2e8bb8aa20a06bb0b685d0e69d57a
Diameter
56876464
Circumference
178682681.46456
Area
2.5407097749357E+15
Volume
9.6337725365719E+22
Surface area
1.0162839099743E+16
Circumference
178682681.46456
Perimeter
113752928
Area
808733039285824
Diagonal
40217733.384313
Surface area
4852398235714944
Volume
2.2998937797275E+22
Space diagonal
49256462.701431
Perimeter
85314696
Area
3.5019167845066E+14
Altitude
24628231.350716
Surface area
3.5019167845066E+14
Volume
2.7104508127568E+21
Height
13405911.128104