28604889 is an odd 8-digits composite number following 28604888
and preceding 28604890 . In scientific notation, it is written as 2.8604889 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 19069920 positive integers (up to 28604889) that are relatively prime to 28604889.
28604889 has 4 divisors, whose sum is 31783220
The reverse of 28604889 is 98840682
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-eight million six hundred four thousand eight hundred eighty-nine
Scientific notation
2.8604889 × 10^7
Engineering notation
2.8604889 × 10^6
Prime Factorization
9 × 3178321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28604889
Product of the distinct prime numbers
The prime factorization of 28604889 is 9 × 3178321.
Since it has a total of 2 prime factors.
3 , 2 , 63 , 10 , 171 , 991 , 5597 , 732 , 84445 , 15106 , 494847 , 732688 , 4570435 , 3161491 , 2563440 , 92520327 , 236902835 , 853583866 , 4215536797 , 794650375
n×2
57209778
n×3
85814667
n×4
114419556
n×5
143024445
n÷2
14302444.5
n÷3
9534963
n÷3
7151222.25
n÷5
5720977.8
n2
818239674702321
n3
2.3405655070256E+22
n4
6.6951616525696E+29
n5
1.9151435590881E+37
2 √n
5348.353858899
3 √n
305.83000297479
4 √n
73.132440537008
5 √n
30.994743979055
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
-28604888
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 28604889 can be divided by 4 positive divisors.
The sum of these divisors (counting 28604889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101000111100111011001
3
Ternary
1222211021112100
4
Quaternary
1231013213121
5
Quinary
24310324024
6
Senary
2501034013
8
Octal
155074731
10
Decimal
28604889
12
Duodecimal
96b5909
16
Hexadecimal
1b479d9
20
Vigesimal
8ifc49
36
Base36
h13o9
md5
fb4930ff037b98fe1db02ce8cea649cd
sha1
58f3d0d2c1872e61813fbc7451b97ff6d6fdf377
sha256
5457a3b499b48f103d528a5f8fd748b10bcb1999094bcd464494b4ad89a235bb
sha512
3d8dedaaf12cd27863d8bc0c2163cd261eadf880156ebf62c21ae7ffb3582cd7f3abb2bc130b2ebacefe7d43ef7cb32b1d0a9a59d0d08ee3aab4a00bd8778832
ripemd-160
ef3aa005b6d6a856360f1fed213bfc0d3aac634c
Diameter
57209778
Circumference
179729818.2783
Area
2.5705757509205E+15
Volume
9.8041378694897E+22
Surface area
1.0282303003682E+16
Circumference
179729818.2783
Perimeter
114419556
Area
818239674702321
Diagonal
40453421.973977
Surface area
4909438048213926
Volume
2.3405655070256E+22
Space diagonal
49545121.092868
Perimeter
85814667
Area
3.5430817233826E+14
Altitude
24772560.546434
Surface area
3.5430817233826E+14
Volume
2.7583829030486E+21
Height
13484473.991326