28016818 is an even 8-digits composite number following 28016817
and preceding 28016819 . In scientific notation, it is written as 2.8016818 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 14008408 positive integers (up to 28016818) that are relatively prime to 28016818.
28016818 has 4 divisors, whose sum is 42025230
The reverse of 28016818 is 81861082
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million sixteen thousand eight hundred eighteen
Scientific notation
2.8016818 × 10^7
Engineering notation
2.8016818 × 10^6
Prime Factorization
2 × 14008409
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28016818
Product of the distinct prime numbers
The prime factorization of 28016818 is 2 × 14008409.
Since it has a total of 2 prime factors.
8 , 8 , 88 , 47 , 248 , 952 , 5881 , 1294 , 89833 , 43670 , 671807 , 535760 , 6874824 , 6764236 , 97980374 , 64818229 , 709106447 , 222992468 , 5429573859 , 487274023
n×2
56033636
n×3
84050454
n×4
112067272
n×5
140084090
n÷2
14008409
n÷3
9338939.3333333
n÷3
7004204.5
n÷5
5603363.6
n2
784942090845124
n3
2.1991579699747E+22
n4
6.1613408598031E+29
n5
1.7262116550507E+37
2 √n
5293.0915351994
3 √n
303.71968186843
4 √n
72.753635889895
5 √n
30.866242350225
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
-28016817
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 28016818 can be divided by 4 positive divisors.
The sum of these divisors (counting 28016818) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010111000000010110010
3
Ternary
1221201101211221
4
Quaternary
1222320002302
5
Quinary
24133014233
6
Senary
2440255254
8
Octal
152700262
10
Decimal
28016818
12
Duodecimal
947152a
16
Hexadecimal
1ab80b2
20
Vigesimal
8f220i
36
Base36
gohwy
md5
36d7d2530386badd992d68ed4dfd0c53
sha1
ae2020c7765c432adfdbf3bfe0d3d916573c83ba
sha256
f0992bd813e9ae16c51cf46740b4b3f563e948587e5c7565ffb2ccc22ca9d6a8
sha512
d349ce196f96d2d4521fd139374df39e7d1ea56565a0a780bc4e7a93066ea5d2b818adec872cab789bc4aa708f46edd1f66ef9aa6bf9606c13c6f8dc6f58bc24
ripemd-160
f673fa0cd0dca4dd4c1b0d41ee75bd3781ee8444
Diameter
56033636
Circumference
176034859.21152
Area
2.4659683060925E+15
Volume
9.2118113634081E+22
Surface area
9.8638732243698E+15
Circumference
176034859.21152
Perimeter
112067272
Area
784942090845124
Diagonal
39621763.990139
Surface area
4709652545070744
Volume
2.1991579699747E+22
Space diagonal
48526552.24241
Perimeter
84050454
Area
3.3988989558578E+14
Altitude
24263276.121205
Surface area
3.3988989558578E+14
Volume
2.5917325224493E+21
Height
13207254.66338