28722023 is an odd 8-digits composite number following 28722022
and preceding 28722024 . In scientific notation, it is written as 2.8722023 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 26110920 positive integers (up to 28722023) that are relatively prime to 28722023.
28722023 has 4 divisors, whose sum is 31333128
The reverse of 28722023 is 32022782
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million seven hundred twenty-two thousand twenty-three
Scientific notation
2.8722023 × 10^7
Engineering notation
2.8722023 × 10^6
Prime Factorization
11 × 2611093
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28722023
Product of the distinct prime numbers
The prime factorization of 28722023 is 11 × 2611093.
Since it has a total of 2 prime factors.
4 , 5 , 22 , 63 , 881 , 26 , 2398 , 4432 , 26663 , 33864 , 981951 , 129442 , 1017924 , 2825154 , 78609658 , 1551702 , 197182708 , 416769360 , 4660716157 , 309329684
n×2
57444046
n×3
86166069
n×4
114888092
n×5
143610115
n÷2
14361011.5
n÷3
9574007.6666667
n÷3
7180505.75
n÷5
5744404.6
n2
824954605212529
n3
2.369436514487E+22
n4
6.8055010066136E+29
n5
1.9546775643848E+37
2 √n
5359.2931436898
3 √n
306.24688165643
4 √n
73.207193251003
5 √n
31.020086543689
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
-28722022
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 28722023 can be divided by 4 positive divisors.
The sum of these divisors (counting 28722023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101100100001101100111
3
Ternary
2000001020012122
4
Quaternary
1231210031213
5
Quinary
24323101043
6
Senary
2503340155
8
Octal
155441547
10
Decimal
28722023
12
Duodecimal
975165b
16
Hexadecimal
1b64367
20
Vigesimal
8ja513
36
Base36
h3m1z
md5
183a9f1af2c30ad09d7f0a7af582d3ee
sha1
ee9789766a8672ea063a4af22565aa1af5b142f2
sha256
4ee195b53a02d7b5e1cad70b56ce9f53bec50f2c135d5a04ed33f04626f433bb
sha512
3f9d372a134a832bd3ab50969df184b2137606f44c8f0035abd0f22a703d9945c0e06ba04dafe4da912980cbf3a68c9319b1cd8c7f45d2740aa44a97622baf15
ripemd-160
79255b42270732ebb80e45fae612fe4bfd8754a1
Diameter
57444046
Circumference
180465792.90607
Area
2.5916713272807E+15
Volume
9.9250724627464E+22
Surface area
1.0366685309123E+16
Circumference
180465792.90607
Perimeter
114888092
Area
824954605212529
Diagonal
40619074.465392
Surface area
4949727631275174
Volume
2.369436514487E+22
Space diagonal
49748003.132162
Perimeter
86166069
Area
3.5721582254151E+14
Altitude
24874001.566081
Surface area
3.5721582254151E+14
Volume
2.7924077116413E+21
Height
13539691.488464