28590945 is an odd 8-digits composite number following 28590944
and preceding 28590946 . In scientific notation, it is written as 2.8590945 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 15248496 positive integers (up to 28590945) that are relatively prime to 28590945.
28590945 has 8 divisors, whose sum is 45745536
The reverse of 28590945 is 54909582
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million five hundred ninety thousand nine hundred forty-five
Scientific notation
2.8590945 × 10^7
Engineering notation
2.8590945 × 10^6
Prime Factorization
5 × 3 × 1906063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28590945
Product of the distinct prime numbers
The prime factorization of 28590945 is 5 × 3 × 1906063.
Since it has a total of 3 prime factors.
9 , 2 , 64 , 1 , 666 , 122 , 4151 , 821 , 10058 , 71845 , 202857 , 997495 , 7943319 , 3033168 , 59363313 , 26130034 , 878718670 , 778744396 , 5897064388 , 5719358548
n×2
57181890
n×3
85772835
n×4
114363780
n×5
142954725
n÷2
14295472.5
n÷3
9530315
n÷3
7147736.25
n÷5
5718189
n2
817442135993025
n3
2.3371443150859E+22
n4
6.6821164569684E+29
n5
1.9104802410478E+37
2 √n
5347.0501213286
3 √n
305.78030067057
4 √n
73.123526455776
5 √n
30.991721593571
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
-28590944
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 28590945 can be divided by 8 positive divisors.
The sum of these divisors (counting 28590945) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101000100001101100001
3
Ternary
1222210120101220
4
Quaternary
1231010031201
5
Quinary
24304402240
6
Senary
2500445253
8
Octal
155041541
10
Decimal
28590945
12
Duodecimal
96a9829
16
Hexadecimal
1b44361
20
Vigesimal
8idh75
36
Base36
h0swx
md5
57d70bce8a2164e733853661d4e8b067
sha1
79ca30859d45b737ef83d3ec00367fa5d510803b
sha256
f205ed978022abd20d12143c0091f78d7440707d45ace986e5b9a0d5d788a446
sha512
2106f9b5d6ac8986c356261ec69dec8d684e9f86461233d25098ab5031ce7f720cc39a205ba7a9cc3f09e6a0417cc299dee779c823e1a0da7a8f0e40b0d3ad1b
ripemd-160
4f23bee5b27aefae8de50a020ea436b8da7ac13b
Diameter
57181890
Circumference
179642205.54238
Area
2.5680702091704E+15
Volume
9.7898072142041E+22
Surface area
1.0272280836682E+16
Circumference
179642205.54238
Perimeter
114363780
Area
817442135993025
Diagonal
40433702.180063
Surface area
4904652815958150
Volume
2.3371443150859E+22
Space diagonal
49520969.376407
Perimeter
85772835
Area
3.5396282794689E+14
Altitude
24760484.688204
Surface area
3.5396282794689E+14
Volume
2.7543509896814E+21
Height
13477900.726688