28989801 is an odd 8-digits composite number following 28989800
and preceding 28989802 . In scientific notation, it is written as 2.8989801 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 18309240 positive integers (up to 28989801) that are relatively prime to 28989801.
28989801 has 8 divisors, whose sum is 33906400
The reverse of 28989801 is 10898982
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-eight million nine hundred eighty-nine thousand eight hundred one
Scientific notation
2.8989801 × 10^7
Engineering notation
2.8989801 × 10^6
Prime Factorization
9 × 19 × 169531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28989801
Product of the distinct prime numbers
The prime factorization of 28989801 is 9 × 19 × 169531.
Since it has a total of 3 prime factors.
8 , 1 , 80 , 6 , 820 , 320 , 2595 , 4030 , 89359 , 54158 , 475959 , 642798 , 822371 , 2535658 , 74258888 , 87769913 , 280543281 , 893577691 , 6336218014 , 6779698296
n×2
57979602
n×3
86969403
n×4
115959204
n×5
144949005
n÷2
14494900.5
n÷3
9663267
n÷3
7247450.25
n÷5
5797960.2
n2
840408562019601
n3
2.4363276971644E+22
n4
7.0628655111585E+29
n5
2.0475106565825E+37
2 √n
5384.2177704844
3 √n
307.19566161069
4 √n
73.377229236899
5 √n
31.077712651751
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
-28989800
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 28989801 can be divided by 8 positive divisors.
The sum of these divisors (counting 28989801) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100101100101101001
3
Ternary
2000112211112100
4
Quaternary
1232211211221
5
Quinary
24410133201
6
Senary
2513204013
8
Octal
156454551
10
Decimal
28989801
12
Duodecimal
9860609
16
Hexadecimal
1ba5969
20
Vigesimal
913ea1
36
Base36
h9co9
md5
731fe4f37876f70480d3a15ace94459b
sha1
c60d2cf6fd4ec574cbffbf4df8df6fbe6e64040f
sha256
89259d851cba952c2fe39e63a60a5d881d58e2cace3ed272f3e30db48973ce01
sha512
cef80d37ec6dd588f79718253f3037609b794638dfba7e20ab2e6d979c8636cd5dfab02b5f7f910a958ed9d7c5ce7c344906817b03a979718571ce9b8592130d
ripemd-160
925f018285c17e2ae4050825de2c6c80d0663724
Diameter
57979602
Circumference
182148291.70126
Area
2.6402213644547E+15
Volume
1.0205265593532E+23
Surface area
1.0560885457819E+16
Circumference
182148291.70126
Perimeter
115959204
Area
840408562019601
Diagonal
40997769.744697
Surface area
5042451372117606
Volume
2.4363276971644E+22
Space diagonal
50211808.233311
Perimeter
86969403
Area
3.6390758213346E+14
Altitude
25105904.116656
Surface area
3.6390758213346E+14
Volume
2.8712397264293E+21
Height
13665923.248232