28541909 is an odd 8-digits composite number following 28541908
and preceding 28541910 . In scientific notation, it is written as 2.8541909 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 25947180 positive integers (up to 28541909) that are relatively prime to 28541909.
28541909 has 4 divisors, whose sum is 31136640
The reverse of 28541909 is 90914582
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million five hundred forty-one thousand nine hundred nine
Scientific notation
2.8541909 × 10^7
Engineering notation
2.8541909 × 10^6
Prime Factorization
11 × 2594719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28541909
Product of the distinct prime numbers
The prime factorization of 28541909 is 11 × 2594719.
Since it has a total of 2 prime factors.
10 , 6 , 87 , 7 , 176 , 330 , 9033 , 779 , 68872 , 58028 , 5327 , 261291 , 7458364 , 2242918 , 43216793 , 38921374 , 949807097 , 907943382 , 5404556146 , 4424356472
n×2
57083818
n×3
85625727
n×4
114167636
n×5
142709545
n÷2
14270954.5
n÷3
9513969.6666667
n÷3
7135477.25
n÷5
5708381.8
n2
814640569364281
n3
2.3251396998503E+22
n4
6.6363925725416E+29
n5
1.8941531289376E+37
2 √n
5342.4628215833
3 √n
305.60538721281
4 √n
73.092152941224
5 √n
30.981083584165
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
-28541908
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 28541909 can be divided by 4 positive divisors.
The sum of these divisors (counting 28541909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100111000001111010101
3
Ternary
1222201002010202
4
Quaternary
1230320033111
5
Quinary
24301320114
6
Senary
2455430245
8
Octal
154701725
10
Decimal
28541909
12
Duodecimal
9685385
16
Hexadecimal
1b383d5
20
Vigesimal
8i7ef9
36
Base36
gzr2t
md5
8ed8696dd5bffefdd3c7626ec663a080
sha1
140ea8634f36a98f0ac3a2d2c52301056b4fba0d
sha256
7a1922a7bc3735abd0f56b489f9aa0f8b5e8b25c52dd99c1684cd62751439262
sha512
96d6d606a635e3ed8bd62ec758267aab1cc01c07954bcfbcffe2b9513f223583b7289ea5b0d6c7fb7d8222b6cba87c7648077358f1faa7f1e37955cbcc56959e
ripemd-160
08352fbae6792ba0d9a6d044342fd5c55d159200
Diameter
57083818
Circumference
179334103.26766
Area
2.559268828031E+15
Volume
9.7395223994931E+22
Surface area
1.0237075312124E+16
Circumference
179334103.26766
Perimeter
114167636
Area
814640569364281
Diagonal
40364354.803819
Surface area
4887843416185686
Volume
2.3251396998503E+22
Space diagonal
49436036.533007
Perimeter
85625727
Area
3.5274971401144E+14
Altitude
24718018.266504
Surface area
3.5274971401144E+14
Volume
2.7402034149504E+21
Height
13454784.934606