28809097 is an odd 8-digits composite number following 28809096
and preceding 28809098 . In scientific notation, it is written as 2.8809097 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 27844992 positive integers (up to 28809097) that are relatively prime to 28809097.
28809097 has 8 divisors, whose sum is 29787296
The reverse of 28809097 is 79090882
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million eight hundred nine thousand ninety-seven
Scientific notation
2.8809097 × 10^7
Engineering notation
2.8809097 × 10^6
Prime Factorization
97 × 43 × 6907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28809097
Product of the distinct prime numbers
The prime factorization of 28809097 is 97 × 43 × 6907.
Since it has a total of 3 prime factors.
3 , 5 , 60 , 20 , 627 , 372 , 9760 , 2446 , 24705 , 76541 , 618121 , 600555 , 507735 , 5957355 , 18480734 , 97804982 , 44633808 , 316430727 , 5707959677 , 717022648
n×2
57618194
n×3
86427291
n×4
115236388
n×5
144045485
n÷2
14404548.5
n÷3
9603032.3333333
n÷3
7202274.25
n÷5
5761819.4
n2
829964069955409
n3
2.391051539786E+22
n4
6.8884035741695E+29
n5
1.9844868674339E+37
2 √n
5367.4106420135
3 √n
306.55604324932
4 √n
73.262614217714
5 √n
31.038871944399
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
-28809096
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 28809097 can be divided by 8 positive divisors.
The sum of these divisors (counting 28809097) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101111001011110001001
3
Ternary
2000012122122121
4
Quaternary
1231321132021
5
Quinary
24333342342
6
Senary
2505251241
8
Octal
155713611
10
Decimal
28809097
12
Duodecimal
9793b21
16
Hexadecimal
1b79789
20
Vigesimal
9012eh
36
Base36
h5h8p
md5
24c3f2eb9a4fe65b8956c897a2346187
sha1
4664a86dc96194834bab236d778a087bf7591eb7
sha256
bbb932f928f9e615a7987a9747b41b656ce43304ee4dec3a9dc132362c4ba73f
sha512
f1247ceb8f5bab9b267c01ce9c24f9e872b8485633998deabda4f1e84bbf066a8d88ab1039248470ef2addb3637abeeeaf3f75a2c4550e2f1ee9097403e630cb
ripemd-160
a4d54e0b613843f251d2706af2d289e029c1bc2c
Diameter
57618194
Circumference
181012894.98351
Area
2.6074090249154E+15
Volume
1.0015613268995E+23
Surface area
1.0429636099662E+16
Circumference
181012894.98351
Perimeter
115236388
Area
829964069955409
Diagonal
40742215.697122
Surface area
4979784419732454
Volume
2.391051539786E+22
Space diagonal
49898819.72418
Perimeter
86427291
Area
3.5938498440485E+14
Altitude
24949409.86209
Surface area
3.5938498440485E+14
Volume
2.8178812632487E+21
Height
13580738.565707