28208001 is an odd 8-digits composite number following 28208000
and preceding 28208002 . In scientific notation, it is written as 2.8208001 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 18632592 positive integers (up to 28208001) that are relatively prime to 28208001.
28208001 has 8 divisors, whose sum is 37956160
The reverse of 28208001 is 10080282
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-eight million two hundred eight thousand one
Scientific notation
2.8208001 × 10^7
Engineering notation
2.8208001 × 10^6
Prime Factorization
3 × 109 × 86263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28208001
Product of the distinct prime numbers
The prime factorization of 28208001 is 3 × 109 × 86263.
Since it has a total of 3 prime factors.
8 , 1 , 9 , 61 , 490 , 495 , 2957 , 8894 , 66425 , 60554 , 639035 , 64014 , 4091747 , 6922073 , 76532560 , 2488165 , 834637388 , 651412690 , 6857375523 , 5359480636
n×2
56416002
n×3
84624003
n×4
112832004
n×5
141040005
n÷2
14104000.5
n÷3
9402667
n÷3
7052000.25
n÷5
5641600.2
n2
795691320416001
n3
2.2444861561986E+22
n4
6.3312467738536E+29
n5
1.7859181532811E+37
2 √n
5311.120503246
3 √n
304.40896380975
4 √n
72.877434801494
5 √n
30.90825325324
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
-28208000
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 28208001 can be divided by 8 positive divisors.
The sum of these divisors (counting 28208001) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011100110101110000001
3
Ternary
1222002010002210
4
Quaternary
1223212232001
5
Quinary
24210124001
6
Senary
2444332333
8
Octal
153465601
10
Decimal
28208001
12
Duodecimal
95440a9
16
Hexadecimal
1ae6b81
20
Vigesimal
8g6001
36
Base36
gslfl
md5
6ec334692517c953591b796a9d3390a1
sha1
937094990e4b7c6ae55f69a8232af3f16ac32ffb
sha256
5c24bb5c8996ff47b1e2adcf27d8a057ea8083f389250a4ad9dd36685969cab9
sha512
5d18541a80c5e6c2f8a6b258474b41a0526ba807c6a0cf4a7f2e4c5077e186d6f48ba4d5e105653fc37caeab09d3c0936be8de06006f6a35296134661f15f928
ripemd-160
f270c5e21e42a700766dadb49253c578b4894b61
Diameter
56416002
Circumference
177236097.42811
Area
2.4997380067441E+15
Volume
9.4016816258633E+22
Surface area
9.9989520269763E+15
Circumference
177236097.42811
Perimeter
112832004
Area
795691320416001
Diagonal
39892137.581634
Surface area
4774147922496006
Volume
2.2444861561986E+22
Space diagonal
48857690.911954
Perimeter
84624003
Area
3.4454444852552E+14
Altitude
24428845.455977
Surface area
3.4454444852552E+14
Volume
2.6451523022123E+21
Height
13297379.193878