28406005 is an odd 8-digits composite number following 28406004
and preceding 28406006 . In scientific notation, it is written as 2.8406005 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 22724800 positive integers (up to 28406005) that are relatively prime to 28406005.
28406005 has 4 divisors, whose sum is 34087212
The reverse of 28406005 is 50060482
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-eight million four hundred six thousand five
Scientific notation
2.8406005 × 10^7
Engineering notation
2.8406005 × 10^6
Prime Factorization
5 × 5681201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28406005
Product of the distinct prime numbers
The prime factorization of 28406005 is 5 × 5681201.
Since it has a total of 2 prime factors.
4 , 6 , 19 , 8 , 998 , 204 , 6394 , 2135 , 5307 , 90556 , 845232 , 37875 , 5743564 , 8706878 , 58670022 , 50606603 , 784926689 , 510713552 , 6473142532 , 3755730338
n×2
56812010
n×3
85218015
n×4
113624020
n×5
142030025
n÷2
14203002.5
n÷3
9468668.3333333
n÷3
7101501.25
n÷5
5681201
n2
806901120060025
n3
2.2920837250931E+22
n4
6.5108941755412E+29
n5
1.849484925049E+37
2 √n
5329.7284170959
3 √n
305.11956254835
4 √n
73.004988987712
5 √n
30.951523574705
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
-28406004
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 28406005 can be divided by 4 positive divisors.
The sum of these divisors (counting 28406005) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100010111000011110101
3
Ternary
1222110011201021
4
Quaternary
1230113003311
5
Quinary
24232443010
6
Senary
2452501141
8
Octal
154270365
10
Decimal
28406005
12
Duodecimal
961a7b1
16
Hexadecimal
1b170f5
20
Vigesimal
8haf05
36
Base36
gwu7p
md5
0aa3dc4f84d5508ddf8f26638ef1ace2
sha1
5fbd12c88a0a4832e7c10eb205b9a5864b7a443a
sha256
b3ca73fead5f14d57f107af4bd135bce10a8bce34fb41962af75c1fb7c2adf83
sha512
5551677b8a827f23fc8a56fd54ba112d4368fc5b79afdc98f8887ad9ed81414f76e5708572b5bc4bfdfc40a810f46808eeac259b384b246d67e1c007d4dfaccb
ripemd-160
64fda8999758bd53770decc9d530b3960075b58c
Diameter
56812010
Circumference
178480193.25167
Area
2.534954630954E+15
Volume
9.6010578562201E+22
Surface area
1.0139818523816E+16
Circumference
178480193.25167
Perimeter
113624020
Area
806901120060025
Diagonal
40172157.523838
Surface area
4841406720360150
Volume
2.2920837250931E+22
Space diagonal
49200643.900056
Perimeter
85218015
Area
3.4939843415705E+14
Altitude
24600321.950028
Surface area
3.4939843415705E+14
Volume
2.7012465751011E+21
Height
13390719.174613