28854789 is an odd 8-digits composite number following 28854788
and preceding 28854790 . In scientific notation, it is written as 2.8854789 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 19215840 positive integers (up to 28854789) that are relatively prime to 28854789.
28854789 has 8 divisors, whose sum is 38514432
The reverse of 28854789 is 98745882
Previous prime number is 9311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million eight hundred fifty-four thousand seven hundred eighty-nine
Scientific notation
2.8854789 × 10^7
Engineering notation
2.8854789 × 10^6
Prime Factorization
3 × 9311 × 1033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28854789
Product of the distinct prime numbers
The prime factorization of 28854789 is 3 × 9311 × 1033.
Since it has a total of 3 prime factors.
1 , 1 , 3 , 44 , 143 , 323 , 1993 , 8070 , 78911 , 5315 , 547651 , 288958 , 5517517 , 392043 , 5382782 , 53032757 , 486882050 , 699356877 , 9877217821 , 6988957625
n×2
57709578
n×3
86564367
n×4
115419156
n×5
144273945
n÷2
14427394.5
n÷3
9618263
n÷3
7213697.25
n÷5
5770957.8
n2
832598848234521
n3
2.402446408745E+22
n4
6.9322084208145E+29
n5
2.0002741128663E+37
2 √n
5371.6653842174
3 √n
306.71802634333
4 √n
73.29164607387
5 √n
31.048711400686
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
-28854788
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 28854789 can be divided by 8 positive divisors.
The sum of these divisors (counting 28854789) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110000100101000000101
3
Ternary
2000021222022220
4
Quaternary
1232010220011
5
Quinary
24341323124
6
Senary
2510242553
8
Octal
156045005
10
Decimal
28854789
12
Duodecimal
97b6459
16
Hexadecimal
1b84a05
20
Vigesimal
906gj9
36
Base36
h6ghx
md5
cc269f06848ffc7fd98a0f7c740e1f1a
sha1
82c77009cdcf32bcda2ce330f63c0569be5b3c18
sha256
b836eac0d3da377eed15dfad503838f0e3e257749da0cb62ca90e27a7cc18f63
sha512
8e39bc458fb268c85b88283f757f6ed1d2ab93a4fdf73777c441f7eb37f343a8a39e2ae20d8c70e1b67744df0aa1eeff83458dbdf6b3102615f4fa40ed514ce1
ripemd-160
2ce684432ec2426935ca7f7a4f4b34ac1802242f
Diameter
57709578
Circumference
181299986.28657
Area
2.6156864250009E+15
Volume
1.0063343984475E+23
Surface area
1.0462745700004E+16
Circumference
181299986.28657
Perimeter
115419156
Area
832598848234521
Diagonal
40806833.943214
Surface area
4995593089407126
Volume
2.402446408745E+22
Space diagonal
49977960.58968
Perimeter
86564367
Area
3.6052587686638E+14
Altitude
24988980.29484
Surface area
3.6052587686638E+14
Volume
2.8313102451014E+21
Height
13602277.981071