28752495 is an odd 8-digits composite number following 28752494
and preceding 28752496 . In scientific notation, it is written as 2.8752495 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 15334656 positive integers (up to 28752495) that are relatively prime to 28752495.
28752495 has 4 divisors, whose sum is 30669344
The reverse of 28752495 is 59425782
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million seven hundred fifty-two thousand four hundred ninety-five
Scientific notation
2.8752495 × 10^7
Engineering notation
2.8752495 × 10^6
Prime Factorization
15 × 1916833
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28752495
Product of the distinct prime numbers
The prime factorization of 28752495 is 15 × 1916833.
Since it has a total of 2 prime factors.
6 , 8 , 58 , 66 , 312 , 986 , 9591 , 4272 , 89949 , 15507 , 81230 , 146533 , 7848361 , 3050965 , 7027623 , 68571069 , 15237833 , 956075759 , 7264115637 , 4050275451
n×2
57504990
n×3
86257485
n×4
115009980
n×5
143762475
n÷2
14376247.5
n÷3
9584165
n÷3
7188123.75
n÷5
5750499
n2
826705968725025
n3
2.3769859232236E+22
n4
6.8344275872558E+29
n5
1.9650684503044E+37
2 √n
5362.135302284
3 √n
306.3551453483
4 √n
73.226602422098
5 √n
31.026665768265
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
-28752494
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 28752495 can be divided by 4 positive divisors.
The sum of these divisors (counting 28752495) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101101011101001101111
3
Ternary
2000002210000020
4
Quaternary
1231223221233
5
Quinary
24330034440
6
Senary
2504133223
8
Octal
155535157
10
Decimal
28752495
12
Duodecimal
9767213
16
Hexadecimal
1b6ba6f
20
Vigesimal
8je14f
36
Base36
h49kf
md5
3172ff7a03201f70a05f9c8e588205a4
sha1
13703be6e52d64c6138d9e2ea5734808ffc3a9cf
sha256
0c46e23129bd67a4d9964f7eb67b7a8facea65fd762e21368fe9f82b9587d9b1
sha512
85effba169d05bf06b8f41a41bcfe15596da824922e13ac5e96eca5010fcc71af1fc067e94f0fa3e0886be71e19cac88778628e7277e4cec9a7708334f1216d7
ripemd-160
c60ddeec27c3ee2593ceb2a4f904da1415f2904a
Diameter
57504990
Circumference
180657254.12875
Area
2.5971733980254E+15
Volume
9.9566953521143E+22
Surface area
1.0388693592101E+16
Circumference
180657254.12875
Perimeter
115009980
Area
826705968725025
Diagonal
40662168.381065
Surface area
4960235812350150
Volume
2.3769859232236E+22
Space diagonal
49800782.18437
Perimeter
86257485
Area
3.5797418518805E+14
Altitude
24900391.092185
Surface area
3.5797418518805E+14
Volume
2.8013047751607E+21
Height
13554056.127022