28528089 is an odd 8-digits composite number following 28528088
and preceding 28528090 . In scientific notation, it is written as 2.8528089 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 19018724 positive integers (up to 28528089) that are relatively prime to 28528089.
28528089 has 4 divisors, whose sum is 38037456
The reverse of 28528089 is 98082582
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million five hundred twenty-eight thousand eighty-nine
Scientific notation
2.8528089 × 10^7
Engineering notation
2.8528089 × 10^6
Prime Factorization
3 × 9509363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28528089
Product of the distinct prime numbers
The prime factorization of 28528089 is 3 × 9509363.
Since it has a total of 2 prime factors.
7 , 6 , 69 , 11 , 187 , 583 , 1021 , 7285 , 4174 , 63955 , 368669 , 503999 , 375877 , 7951102 , 35391477 , 317019 , 582699605 , 392341457 , 2542729414 , 9781793934
n×2
57056178
n×3
85584267
n×4
114112356
n×5
142640445
n÷2
14264044.5
n÷3
9509363
n÷3
7132022.25
n÷5
5705617.8
n2
813851861991921
n3
2.3217638351721E+22
n4
6.6235485326772E+29
n5
1.8895718203603E+37
2 √n
5341.1692540117
3 √n
305.55605451281
4 √n
73.083303524209
5 √n
30.978082793118
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
-28528088
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 28528089 can be divided by 4 positive divisors.
The sum of these divisors (counting 28528089) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100110100110111011001
3
Ternary
1222200101011220
4
Quaternary
1230310313121
5
Quinary
24300344324
6
Senary
2455242253
8
Octal
154646731
10
Decimal
28528089
12
Duodecimal
9679389
16
Hexadecimal
1b34dd9
20
Vigesimal
8i6049
36
Base36
gzgex
md5
8f3511f95e0cb7ce74a62f3f3ce2f1b0
sha1
f50eea35edac86a169ce5d688a63bff96c52d534
sha256
a9ec454e962baff0feb3a0fef4a9c017d5fe2fe4f08c2f91663f7a9931d8c7e2
sha512
7725e6e043ff2c90d9af6baf1d4482feeb194a72332498f39914a1c58d4ff9299929233ee3e9d07e30c19ddcc3d6879de36b63750bf3b9147704a8624b989b1c
ripemd-160
817b3137e8173920e899376008b71c14b70c8796
Diameter
57056178
Circumference
179247269.64671
Area
2.5567910307442E+15
Volume
9.7253816105963E+22
Surface area
1.0227164122977E+16
Circumference
179247269.64671
Perimeter
114112356
Area
813851861991921
Diagonal
40344810.372387
Surface area
4883111171951526
Volume
2.3217638351721E+22
Space diagonal
49412099.590847
Perimeter
85584267
Area
3.5240819370114E+14
Altitude
24706049.795423
Surface area
3.5240819370114E+14
Volume
2.7362249202732E+21
Height
13448270.124129