28016621 is an odd 8-digits composite number following 28016620
and preceding 28016622 . In scientific notation, it is written as 2.8016621 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 26542044 positive integers (up to 28016621) that are relatively prime to 28016621.
28016621 has 4 divisors, whose sum is 29491200
The reverse of 28016621 is 12661082
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million sixteen thousand six hundred twenty-one
Scientific notation
2.8016621 × 10^7
Engineering notation
2.8016621 × 10^6
Prime Factorization
19 × 1474559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28016621
Product of the distinct prime numbers
The prime factorization of 28016621 is 19 × 1474559.
Since it has a total of 2 prime factors.
7 , 2 , 60 , 58 , 456 , 442 , 722 , 5651 , 20923 , 16793 , 45863 , 882496 , 132440 , 2918790 , 76824916 , 48407511 , 352447615 , 863512453 , 6580091119 , 5270125015
n×2
56033242
n×3
84049863
n×4
112066484
n×5
140083105
n÷2
14008310.5
n÷3
9338873.6666667
n÷3
7004155.25
n÷5
5603324.2
n2
784931052257641
n3
2.1991115802234E+22
n4
6.1611675679829E+29
n5
1.7261509666967E+37
2 √n
5293.0729260043
3 √n
303.71896999937
4 √n
72.753507997926
5 √n
30.866198942963
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
-28016620
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 28016621 can be divided by 4 positive divisors.
The sum of these divisors (counting 28016621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110111111111101101
3
Ternary
1221201101120122
4
Quaternary
1222313333231
5
Quinary
24133012441
6
Senary
2440254325
8
Octal
152677755
10
Decimal
28016621
12
Duodecimal
94713a5
16
Hexadecimal
1ab7fed
20
Vigesimal
8f21b1
36
Base36
gohrh
md5
d49902d677fd5bdb4f21a99b2065a8da
sha1
5524b9ce49694120dfec62b3abc166b91710e5b9
sha256
6f6fdf61540207f757f50f0b9b455a0289c13dd6db5ef0b1f4a6004d9d975c4b
sha512
738e68e811bbd3582ede5469dd71c6f12a2abfcf94a563ddd920feddfa436c486ea79792619c4959515d7f09f1476ca9e0f37f15fcffcdd7090caa8fe852db1d
ripemd-160
efde11d5ed040178e3c31df6c5bb0a42dbb8ef89
Diameter
56033242
Circumference
176033621.42402
Area
2.4659336273471E+15
Volume
9.2116170464719E+22
Surface area
9.8637345093884E+15
Circumference
176033621.42402
Perimeter
112066484
Area
784931052257641
Diagonal
39621485.390067
Surface area
4709586313545846
Volume
2.1991115802234E+22
Space diagonal
48526211.028401
Perimeter
84049863
Area
3.3988511573718E+14
Altitude
24263105.514201
Surface area
3.3988511573718E+14
Volume
2.591677851603E+21
Height
13207161.796689