28395725 is an odd 8-digits composite number following 28395724
and preceding 28395726 . In scientific notation, it is written as 2.8395725 × 10^7.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 22669680 positive integers (up to 28395725) that are relatively prime to 28395725.
28395725 has 12 divisors, whose sum is 35283456
The reverse of 28395725 is 52759382
Previous prime number is 1663
Is Prime? no Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
twenty-eight million three hundred ninety-five thousand seven hundred twenty-five
Scientific notation
2.8395725 × 10^7
Engineering notation
2.8395725 × 10^6
Prime Factorization
5 × 5 × 1663 × 683
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
5679145 Product of the distinct prime numbers
The prime factorization of 28395725 is 5 × 5 × 1663 × 683.
Since it has a total of 4 prime factors.
8 , 10 , 92 , 92 , 277 , 108 , 2017 , 7119 , 25333 , 81489 , 854430 , 552032 , 1807094 , 56969 , 3314982 , 58049759 , 138977327 , 903659085 , 2370646883 , 3508662929
n×2
56791450
n×3
85187175
n×4
113582900
n×5
141978625
n÷2
14197862.5
n÷3
9465241.6666667
n÷3
7098931.25
n÷5
5679145
n2
806317198275625
n3
2.2895961425005E+22
n4
6.5014742423505E+29
n5
1.8461407468037E+37
2 √n5328.7639279668
3 √n305.0827509944
4 √n72.998383050358
5 √n30.949283008094
1 , 5 , 25 , 683 , 1663 , 3415 , 8315 , 17075 , 41575 , 1135829 , 5679145 , 28395725
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-28395724 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28395725 can be divided by 12 positive divisors.
The sum of these divisors (counting 28395725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101100010100100011001101
3
Ternary
1222102122121112
4
Quaternary
1230110203031
5
Quinary
24232130400
6
Senary
2452341405
8
Octal
154244315
10
Decimal
28395725
12
Duodecimal
9614865
16
Hexadecimal
1b148cd
20
Vigesimal
8h9965
36
Base36
gwma5
md5
94b0f040bf7d91d437fdad94b3d749fd
sha1
b7640d654873d2321389d7299e3660d95064408b
sha256
ef45c01aee3f5554f6f55cd10e48bbcd79e7c563af463f3b918bfe9607319c79
sha512
b069509b6045a40ccd8eab5b2ea4cb2ff8f272dab3c721852e3df1818aab8185d880a655c316d239a54fae06b61a417c08e1d9b08a7ffda50b3f5f9547ad4ecd
ripemd-160
dd1dc022294d3b446ff7375bbeb49d77f85edf54
Diameter
56791450
Circumference
178415602.10671
Area
2.5331201865658E+15
Volume
9.5906378946229E+22
Surface area
1.0132480746263E+16
Circumference
178415602.10671
Perimeter
113582900
Area
806317198275625
Diagonal
40157619.408417
Surface area
4837903189653750
Volume
2.2895961425005E+22
Space diagonal
49182838.417754
Perimeter
85187175
Area
3.4914558860749E+14
Altitude
24591419.208877
Surface area
3.4914558860749E+14
Volume
2.6983149309011E+21
Height
13385873.136139