28604865 is an odd 8-digits composite number following 28604864
and preceding 28604866 . In scientific notation, it is written as 2.8604865 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 15230016 positive integers (up to 28604865) that are relatively prime to 28604865.
28604865 has 16 divisors, whose sum is 45845568
The reverse of 28604865 is 56840682
Previous prime number is 773
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-eight million six hundred four thousand eight hundred sixty-five
Scientific notation
2.8604865 × 10^7
Engineering notation
2.8604865 × 10^6
Prime Factorization
3 × 5 × 773 × 2467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28604865
Product of the distinct prime numbers
The prime factorization of 28604865 is 3 × 5 × 773 × 2467.
Since it has a total of 4 prime factors.
5 , 7 , 30 , 64 , 572 , 117 , 5832 , 6138 , 76238 , 78257 , 767887 , 26912 , 9156948 , 9735904 , 57743671 , 86081469 , 635880078 , 609523214 , 5356562946 , 1506315617
n×2
57209730
n×3
85814595
n×4
114419460
n×5
143024325
n÷2
14302432.5
n÷3
9534955
n÷3
7151216.25
n÷5
5720973
n2
818238301668225
n3
2.3405596157049E+22
n4
6.695139183169E+29
n5
1.9151355249076E+37
2 √n
5348.3516152175
3 √n
305.82991744253
4 √n
73.132425197155
5 √n
30.994738778028
1 , 3 , 5 , 15 , 773 , 2319 , 2467 , 3865 , 7401 , 11595 , 12335 , 37005 , 1906991 , 5720973 , 9534955 , 28604865
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28604864
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28604865 can be divided by 16 positive divisors.
The sum of these divisors (counting 28604865) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101000111100111000001
3
Ternary
1222211021111110
4
Quaternary
1231013213001
5
Quinary
24310323430
6
Senary
2501033533
8
Octal
155074701
10
Decimal
28604865
12
Duodecimal
96b58a9
16
Hexadecimal
1b479c1
20
Vigesimal
8ifc35
36
Base36
h13nl
md5
ceab2a67336dc67d6dac08eb3a86b73c
sha1
385d9f2a6491d973dbf9292a3e5788a87e438007
sha256
6b2b6eca4a26e11b9d08a0b8cbc17e4a7374115cbf270a24e8c6d44849720c3e
sha512
b54be9cb10d5aa2570402aee6b845d983c642ba574b24535cb235d8cdefd8c7e2d5610057f3d8f31f1831d5c32061ab46671a70fec1a0888adc0f0a4eb57bc01
ripemd-160
f78ead0d614156048a6a4feb9320b3d300aa7976
Diameter
57209730
Circumference
179729667.48186
Area
2.5705714374067E+15
Volume
9.8041131919832E+22
Surface area
1.0282285749627E+16
Circumference
179729667.48186
Perimeter
114419460
Area
818238301668225
Diagonal
40453388.032851
Surface area
4909429810009350
Volume
2.3405596157049E+22
Space diagonal
49545079.523649
Perimeter
85814595
Area
3.5430757779706E+14
Altitude
24772539.761824
Surface area
3.5430757779706E+14
Volume
2.7583759600605E+21
Height
13484462.677617