28017725 is an odd 8-digits composite number following 28017724
and preceding 28017726 . In scientific notation, it is written as 2.8017725 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 21510720 positive integers (up to 28017725) that are relatively prime to 28017725.
28017725 has 16 divisors, whose sum is 30338880
The reverse of 28017725 is 52771082
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million seventeen thousand seven hundred twenty-five
Scientific notation
2.8017725 × 10^7
Engineering notation
2.8017725 × 10^6
Prime Factorization
25 × 67 × 43 × 389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28017725
Product of the distinct prime numbers
The prime factorization of 28017725 is 25 × 67 × 43 × 389.
Since it has a total of 4 prime factors.
7 , 3 , 62 , 2 , 214 , 59 , 2541 , 2759 , 23839 , 90387 , 397236 , 578711 , 4288107 , 6910623 , 62494626 , 22093007 , 507260062 , 95543554 , 1681501727 , 7458073983
n×2
56035450
n×3
84053175
n×4
112070900
n×5
140088625
n÷2
14008862.5
n÷3
9339241.6666667
n÷3
7004431.25
n÷5
5603545
n2
784992914175625
n3
2.1993715596321E+22
n4
6.1621387530594E+29
n5
1.7264910899506E+37
2 √n
5293.1772122233
3 √n
303.72295931389
4 √n
72.754224703609
5 √n
30.866442196755
1 , 25 , 43 , 67 , 389 , 1075 , 1675 , 2881 , 9725 , 16727 , 26063 , 72025 , 418175 , 651575 , 1120709 , 28017725
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28017724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28017725 can be divided by 16 positive divisors.
The sum of these divisors (counting 28017725) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101010111000010000111101
3
Ternary
1221201110002112
4
Quaternary
1222320100331
5
Quinary
24133031400
6
Senary
2440303405
8
Octal
152702075
10
Decimal
28017725
12
Duodecimal
9471b65
16
Hexadecimal
1ab843d
20
Vigesimal
8f2465
36
Base36
goim5
md5
67e3f68740a80f4cb7327987e507b84e
sha1
ca0c540c7a82089f2e441ed56542f29d68d7cec0
sha256
f6e2967a656a2339fb26876ff55de0389ce5b6692a53cac073e5e359196ab530
sha512
d22c030f7be2436a89217374656ca9b07b9c3184fd0b08127a7f7cfc6b9418fd22cb987eaa09c78ed1a88d8ad4b91169931167da345ada88276870646966e66e
ripemd-160
2ab2a61877d5fdb4bb36a7794c2874341ea7483e
Diameter
56035450
Circumference
176040558.0606
Area
2.4661279722942E+15
Volume
9.2127060456728E+22
Surface area
9.8645118891767E+15
Circumference
176040558.0606
Perimeter
112070900
Area
784992914175625
Diagonal
39623046.68184
Surface area
4709957485053750
Volume
2.1993715596321E+22
Space diagonal
48528123.212493
Perimeter
84053175
Area
3.3991190273343E+14
Altitude
24264061.606246
Surface area
3.3991190273343E+14
Volume
2.5919842402745E+21
Height
13207682.22728