28932789 is an odd 8-digits composite number following 28932788
and preceding 28932790 . In scientific notation, it is written as 2.8932789 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 19288524 positive integers (up to 28932789) that are relatively prime to 28932789.
28932789 has 4 divisors, whose sum is 38577056
The reverse of 28932789 is 98723982
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty-eight million nine hundred thirty-two thousand seven hundred eighty-nine
Scientific notation
2.8932789 × 10^7
Engineering notation
2.8932789 × 10^6
Prime Factorization
3 × 9644263
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28932789
Product of the distinct prime numbers
The prime factorization of 28932789 is 3 × 9644263.
Since it has a total of 2 prime factors.
3 , 3 , 31 , 29 , 721 , 639 , 4626 , 5097 , 89341 , 68798 , 699082 , 66540 , 3289077 , 9583704 , 89157359 , 66339857 , 86940805 , 190742596 , 1038936074 , 7602955124
n×2
57865578
n×3
86798367
n×4
115731156
n×5
144663945
n÷2
14466394.5
n÷3
9644263
n÷3
7233197.25
n÷5
5786557.8
n2
837106279318521
n3
2.4219819350098E+22
n4
7.007469228745E+29
n5
2.0274562861927E+37
2 √n
5378.9208025402
3 √n
306.99415013593
4 √n
73.341126269919
5 √n
31.065479397805
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
-28932788
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 28932789 can be divided by 4 positive divisors.
The sum of these divisors (counting 28932789) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110010111101010110101
3
Ternary
2000102221022210
4
Quaternary
1232113222311
5
Quinary
24401322124
6
Senary
2512044033
8
Octal
156275265
10
Decimal
28932789
12
Duodecimal
9833619
16
Hexadecimal
1b97ab5
20
Vigesimal
90gbj9
36
Base36
h84ol
md5
99db5300b019a6f792f597a6568d239e
sha1
94247f844989a6b9ab8b53e77ba3de74389c57b4
sha256
fb923aa59f26378e0ba0bf93654ecd961ed3dbe45e694e09fcd6266282317d81
sha512
8f4006caed36dc0766621b0ea52f934c93eb0b7e112d0e3daa41efc4b44028ffa52da37d9bd5af69349f7ae22b2d8087ebe8297599a55af535bf88f5476452ec
ripemd-160
b6d7731c6eae68c923dde81de63fcaea75c5470d
Diameter
57865578
Circumference
181790074.74053
Area
2.629846937381E+15
Volume
1.0145174205539E+23
Surface area
1.0519387749524E+16
Circumference
181790074.74053
Perimeter
115731156
Area
837106279318521
Diagonal
40917142.601079
Surface area
5022637675911126
Volume
2.4219819350098E+22
Space diagonal
50113060.55267
Perimeter
86798367
Area
3.6247765177866E+14
Altitude
25056530.276335
Surface area
3.6247765177866E+14
Volume
2.8543330835946E+21
Height
13639047.533693