28998973 is an odd 8-digits composite number following 28998972
and preceding 28998974 . In scientific notation, it is written as 2.8998973 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 28431600 positive integers (up to 28998973) that are relatively prime to 28998973.
28998973 has 8 divisors, whose sum is 29569536
The reverse of 28998973 is 37989982
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
twenty-eight million nine hundred ninety-eight thousand nine hundred seventy-three
Scientific notation
2.8998973 × 10^7
Engineering notation
2.8998973 × 10^6
Prime Factorization
61 × 431 × 1103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28998973
Product of the distinct prime numbers
The prime factorization of 28998973 is 61 × 431 × 1103.
Since it has a total of 3 prime factors.
3 , 2 , 2 , 66 , 315 , 435 , 704 , 4092 , 9427 , 38639 , 214500 , 503232 , 8601170 , 9909931 , 31547595 , 34194231 , 112730080 , 847282791 , 2996529711 , 4846464344
n×2
57997946
n×3
86996919
n×4
115995892
n×5
144994865
n÷2
14499486.5
n÷3
9666324.3333333
n÷3
7249743.25
n÷5
5799794.6
n2
840940435054729
n3
2.438640897076E+22
n4
7.0718081531004E+29
n5
2.0507517369294E+37
2 √n
5385.0694517341
3 √n
307.22805577936
4 √n
73.383032451202
5 √n
31.079678920602
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
-28998972
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 28998973 can be divided by 8 positive divisors.
The sum of these divisors (counting 28998973) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111110100111101
3
Ternary
2000120022010001
4
Quaternary
1232213310331
5
Quinary
24410431343
6
Senary
2513314301
8
Octal
156476475
10
Decimal
28998973
12
Duodecimal
9865991
16
Hexadecimal
1ba7d3d
20
Vigesimal
914h8d
36
Base36
h9jr1
md5
26285322b34c38877afe2ff75cd56a44
sha1
28d0e5ddf8c8e08491da5ce45dcb97f19baccb13
sha256
7ba61b79449ef124e347240e45045cc6c16ccd0adcef9175083070457d202a7a
sha512
c726dde1a367dbd7943dc77336ab87287106c7d56392f8c3426542bdc36617b06b9eea76144b967e0880802e63e743a32e9bd5de28e5a1a8d47b2b70609f22e1
ripemd-160
51d2703b10eca13207b952c9c4418e59fd73f80e
Diameter
57997946
Circumference
182205921.0769
Area
2.6418922928745E+15
Volume
1.0214955102664E+23
Surface area
1.0567569171498E+16
Circumference
182205921.0769
Perimeter
115995892
Area
840940435054729
Diagonal
41010740.911491
Surface area
5045642610328374
Volume
2.438640897076E+22
Space diagonal
50227694.603318
Perimeter
86996919
Area
3.6413788991347E+14
Altitude
25113847.301659
Surface area
3.6413788991347E+14
Volume
2.8739658586688E+21
Height
13670246.970497