28308788 is an even 8-digits composite number following 28308787
and preceding 28308789 . In scientific notation, it is written as 2.8308788 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 6 positive divisors.
There are 14154392 positive integers (up to 28308788) that are relatively prime to 28308788.
28308788 has 6 divisors, whose sum is 49540386
The reverse of 28308788 is 88780382
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-eight million three hundred eight thousand seven hundred eighty-eight
Scientific notation
2.8308788 × 10^7
Engineering notation
2.8308788 × 10^6
Prime Factorization
2 × 2 × 7077197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
14154394
Product of the distinct prime numbers
The prime factorization of 28308788 is 2 × 2 × 7077197.
Since it has a total of 3 prime factors.
5 , 7 , 48 , 99 , 917 , 139 , 4720 , 6733 , 80513 , 96094 , 628924 , 600600 , 9605746 , 5560736 , 27161846 , 14924698 , 430275200 , 480456398 , 5766618972 , 7104657828
n×2
56617576
n×3
84926364
n×4
113235152
n×5
141543940
n÷2
14154394
n÷3
9436262.6666667
n÷3
7077197
n÷5
5661757.6
n2
801387478028944
n3
2.2686308221376E+22
n4
6.4222188994159E+29
n5
1.8180523331316E+37
2 √n
5320.6003420667
3 √n
304.77108326927
4 √n
72.942445407778
5 √n
30.930308750736
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28308787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28308788 can be divided by 6 positive divisors.
The sum of these divisors (counting 28308788) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101011111111010100110100
3
Ternary
1222021020100122
4
Quaternary
1223333110310
5
Quinary
24221340123
6
Senary
2450431112
8
Octal
153772464
10
Decimal
28308788
12
Duodecimal
9592498
16
Hexadecimal
1aff534
20
Vigesimal
8gibj8
36
Base36
gur78
md5
b5ff659b6d4957d3ed47631a527810cf
sha1
cd36ac2ff725065e299a5b189659f6e736933deb
sha256
3e5e9c08beba873efb2eb0cec5644f19d09588f2f964507c332cb05bfee5891d
sha512
e99d17ded578ee1936b7fcda77909a80bc4eeede3db7a40fb83ccbbda864105193b3cc2fa4766322cb6c6094a3a062ebd0b18fd0d9e7a4ce9db61a621bb7a8f5
ripemd-160
76a517a0337d36c148aec01904b6f401d1852441
Diameter
56617576
Circumference
177869360.82566
Area
2.5176330136546E+15
Volume
9.5028185660465E+22
Surface area
1.0070532054618E+16
Circumference
177869360.82566
Perimeter
113235152
Area
801387478028944
Diagonal
40034671.923945
Surface area
4808324868173664
Volume
2.2686308221376E+22
Space diagonal
49032259.116696
Perimeter
84926364
Area
3.470109571239E+14
Altitude
24516129.558348
Surface area
3.470109571239E+14
Volume
2.6736070639039E+21
Height
13344890.641315