28149085 is an odd 8-digits composite number following 28149084
and preceding 28149086 . In scientific notation, it is written as 2.8149085 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 21792720 positive integers (up to 28149085) that are relatively prime to 28149085.
28149085 has 8 divisors, whose sum is 34868736
The reverse of 28149085 is 58094182
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million one hundred forty-nine thousand eighty-five
Scientific notation
2.8149085 × 10^7
Engineering notation
2.8149085 × 10^6
Prime Factorization
5 × 31 × 181607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28149085
Product of the distinct prime numbers
The prime factorization of 28149085 is 5 × 31 × 181607.
Since it has a total of 3 prime factors.
9 , 10 , 53 , 52 , 648 , 630 , 3104 , 7717 , 3625 , 17720 , 289720 , 265305 , 5862723 , 9130242 , 71167234 , 6625100 , 529882375 , 72694302 , 2041814569 , 5938334418
n×2
56298170
n×3
84447255
n×4
112596340
n×5
140745425
n÷2
14074542.5
n÷3
9383028.3333333
n÷3
7037271.25
n÷5
5629817
n2
792370986337225
n3
2.230451824594E+22
n4
6.2785177998903E+29
n5
1.7673453122312E+37
2 √n
5305.5711285403
3 √n
304.19688380187
4 √n
72.839351510981
5 √n
30.895331288963
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
-28149084
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 28149085 can be divided by 8 positive divisors.
The sum of these divisors (counting 28149085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011000010101011101
3
Ternary
1221222010021201
4
Quaternary
1223120111131
5
Quinary
24201232320
6
Senary
2443155501
8
Octal
153302535
10
Decimal
28149085
12
Duodecimal
9515b91
16
Hexadecimal
1ad855d
20
Vigesimal
8fice5
36
Base36
grbz1
md5
3e5d2c027955ac0c26d73fd8becdb31d
sha1
9cdc89f9b1a9fcaa0faeb42e717f654e05bb0b80
sha256
d556c9f52e5e27959db3a91d2dd9d2c65c00841b8df7acc3adb8cee2c4681351
sha512
51ff1a989abe790f0dd735285cc40f60968d101757d85750d411ef21015f8ab2df3aafbfcf54ca8371d4351d0134c42371ed1c94b3802067b2fb86b782a7756a
ripemd-160
7b9e521fa06798deba11b681968635dfae3003b3
Diameter
56298170
Circumference
176865917.28255
Area
2.4893068695947E+15
Volume
9.3428947551074E+22
Surface area
9.9572274783789E+15
Circumference
176865917.28255
Perimeter
112596340
Area
792370986337225
Diagonal
39808817.775393
Surface area
4754225918023350
Volume
2.230451824594E+22
Space diagonal
48755645.406575
Perimeter
84447255
Area
3.4310670169488E+14
Altitude
24377822.703287
Surface area
3.4310670169488E+14
Volume
2.6286126838006E+21
Height
13269605.925131