28658825 is an odd 8-digits composite number following 28658824
and preceding 28658826 . In scientific notation, it is written as 2.8658825 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 20943360 positive integers (up to 28658825) that are relatively prime to 28658825.
28658825 has 8 divisors, whose sum is 29189160
The reverse of 28658825 is 52885682
Previous prime number is 545
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-eight million six hundred fifty-eight thousand eight hundred twenty-five
Scientific notation
2.8658825 × 10^7
Engineering notation
2.8658825 × 10^6
Prime Factorization
65 × 545 × 809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28658825
Product of the distinct prime numbers
The prime factorization of 28658825 is 65 × 545 × 809.
Since it has a total of 3 prime factors.
2 , 1 , 60 , 20 , 977 , 546 , 8969 , 2085 , 42813 , 68557 , 687403 , 333555 , 3127688 , 6218678 , 808961 , 35086361 , 734784443 , 197863178 , 4714706310 , 6925089320
n×2
57317650
n×3
85976475
n×4
114635300
n×5
143294125
n÷2
14329412.5
n÷3
9552941.6666667
n÷3
7164706.25
n÷5
5731765
n2
821328250380625
n3
2.3538302595215E+22
n4
6.745800948733E+29
n5
1.9332672887457E+37
2 √n
5353.3937833864
3 √n
306.02210172569
4 √n
73.166889939278
5 √n
31.006423612425
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
-28658824
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 28658825 can be divided by 8 positive divisors.
The sum of these divisors (counting 28658825) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010100110010001001
3
Ternary
1222221000111222
4
Quaternary
1231110302021
5
Quinary
24314040300
6
Senary
2502131425
8
Octal
155246211
10
Decimal
28658825
12
Duodecimal
9720b75
16
Hexadecimal
1b54c89
20
Vigesimal
8j2715
36
Base36
h29ah
md5
1d8c21f092d672f69595a4a5bc174a01
sha1
9908e64825a3c3bb236503742730bfc69946f088
sha256
66635b1df405d50533865fd57b4dcb29a20623ca702ea0e5a8fb8498f93658b4
sha512
22f847bddccc25e2a418702e1dc61343b7cd70d08649fb7ad0d33529b75a69e70f63b15137ca5a42c9bbafb24fc4c89d83e96454db8fef81e842207865ca787c
ripemd-160
0bea22f290db34acc4081f573fe5f5b1ad97f847
Diameter
57317650
Circumference
180068708.16103
Area
2.5802787975815E+15
Volume
9.8597011348133E+22
Surface area
1.0321115190326E+16
Circumference
180068708.16103
Perimeter
114635300
Area
821328250380625
Diagonal
40529698.996677
Surface area
4927969502283750
Volume
2.3538302595215E+22
Space diagonal
49638540.985225
Perimeter
85976475
Area
3.5564556483772E+14
Altitude
24819270.492613
Surface area
3.5564556483772E+14
Volume
2.7740155637828E+21
Height
13509899.665559