28888966 is an even 8-digits composite number following 28888965
and preceding 28888967 . In scientific notation, it is written as 2.8888966 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 13816440 positive integers (up to 28888966) that are relatively prime to 28888966.
28888966 has 8 divisors, whose sum is 45217584
The reverse of 28888966 is 66988882
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
twenty-eight million eight hundred eighty-eight thousand nine hundred sixty-six
Scientific notation
2.8888966 × 10^7
Engineering notation
2.8888966 × 10^6
Prime Factorization
2 × 23 × 628021
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28888966
Product of the distinct prime numbers
The prime factorization of 28888966 is 2 × 23 × 628021.
Since it has a total of 3 prime factors.
5 , 4 , 56 , 60 , 900 , 805 , 2138 , 1923 , 12688 , 11390 , 10000 , 560625 , 5765675 , 8235660 , 2200426 , 17324144 , 102689292 , 910752731 , 2695588369 , 4728227503
n×2
57777932
n×3
86666898
n×4
115555864
n×5
144444830
n÷2
14444483
n÷3
9629655.3333333
n÷3
7222241.5
n÷5
5777793.2
n2
834572356549156
n3
2.4109932432888E+22
n4
6.9651101831601E+29
n5
2.0121483126757E+37
2 √n
5374.8456722031
3 √n
306.83907575814
4 √n
73.313338978682
5 √n
31.056063035902
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
-28888965
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 28888966 can be divided by 8 positive divisors.
The sum of these divisors (counting 28888966) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110001100111110000110
3
Ternary
2000100201012201
4
Quaternary
1232030332012
5
Quinary
24343421331
6
Senary
2511105114
8
Octal
156147606
10
Decimal
28888966
12
Duodecimal
981219a
16
Hexadecimal
1b8cf86
20
Vigesimal
90b286
36
Base36
h76va
md5
8c2b62a57da4d69b0dbe0cabf66d5074
sha1
09dde1c27bec9f4eba2feb5f21b94f5de8e67a8f
sha256
a1ab18b02cc7495dc33ede51cfd062b10f4a7b5cb96aa07d39f9fb7946d5562d
sha512
b9d40e671ff6cdee1088c112780918c103443f81b259cb05ebab631171f5e3446190c2a2cf061c0ead797f221d2723076aed15af7ea06e35c8e277272fd2bfe3
ripemd-160
8c301dd9a2de62d71fddb6b8772c88450725a954
Diameter
57777932
Circumference
181514726.71081
Area
2.621886384224E+15
Volume
1.0099144881294E+23
Surface area
1.0487545536896E+16
Circumference
181514726.71081
Perimeter
115555864
Area
834572356549156
Diagonal
40855167.520135
Surface area
5007434139294936
Volume
2.4109932432888E+22
Space diagonal
50037156.89013
Perimeter
86666898
Area
3.6138043103391E+14
Altitude
25018578.445065
Surface area
3.6138043103391E+14
Volume
2.8413827862075E+21
Height
13618389.173378