28854489 is an odd 8-digits composite number following 28854488
and preceding 28854490 . In scientific notation, it is written as 2.8854489 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 18399920 positive integers (up to 28854489) that are relatively prime to 28854489.
28854489 has 8 divisors, whose sum is 40145472
The reverse of 28854489 is 98445882
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty-eight million eight hundred fifty-four thousand four hundred eighty-nine
Scientific notation
2.8854489 × 10^7
Engineering notation
2.8854489 × 10^6
Prime Factorization
3 × 23 × 418181
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28854489
Product of the distinct prime numbers
The prime factorization of 28854489 is 3 × 23 × 418181.
Since it has a total of 3 prime factors.
7 , 3 , 45 , 7 , 842 , 789 , 4565 , 9325 , 21492 , 88957 , 925232 , 380704 , 8110947 , 7878957 , 9840293 , 42880472 , 969223130 , 414699849 , 466710462 , 5238244587
n×2
57708978
n×3
86563467
n×4
115417956
n×5
144272445
n÷2
14427244.5
n÷3
9618163
n÷3
7213622.25
n÷5
5770897.8
n2
832581535451121
n3
2.4023714756277E+22
n4
6.9319201317415E+29
n5
2.0001701319021E+37
2 √n
5371.6374598441
3 √n
306.71696336869
4 √n
73.291455571875
5 √n
31.048646838425
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
-28854488
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 28854489 can be divided by 8 positive divisors.
The sum of these divisors (counting 28854489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110000100100011011001
3
Ternary
2000021221220210
4
Quaternary
1232010203121
5
Quinary
24341320424
6
Senary
2510241333
8
Octal
156044331
10
Decimal
28854489
12
Duodecimal
97b6249
16
Hexadecimal
1b848d9
20
Vigesimal
906g49
36
Base36
h6g9l
md5
a1d3b9d0d70b2ff54dde2bcacd198a0b
sha1
56ac054d707d135cf179e7c657c4ed7dc872abab
sha256
916cb7998019fcc5e87d29488470bc6a0f8f20c7698066e440f93f7788bc2752
sha512
b9b129b508bceac7b4c1d20166c17df89db154f101d7c43fd1517d12d8827ff4b0b8b6f56f778c0f3dc253fedd8798dd68ec7daeabae5f10da07b8aea2e6c4a4
ripemd-160
12dc55a880611e0bedb1a2a1c331eec19bf31660
Diameter
57708978
Circumference
181298101.33097
Area
2.6156320352878E+15
Volume
1.0063030105368E+23
Surface area
1.0462528141151E+16
Circumference
181298101.33097
Perimeter
115417956
Area
832581535451121
Diagonal
40806409.679145
Surface area
4995489212706726
Volume
2.4023714756277E+22
Space diagonal
49977440.974437
Perimeter
86563467
Area
3.6051838021126E+14
Altitude
24988720.487219
Surface area
3.6051838021126E+14
Volume
2.8312219355759E+21
Height
13602136.559715