28992471 is an odd 8-digits composite number following 28992470
and preceding 28992472 . In scientific notation, it is written as 2.8992471 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 18704760 positive integers (up to 28992471) that are relatively prime to 28992471.
28992471 has 8 divisors, whose sum is 39903744
The reverse of 28992471 is 17429982
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million nine hundred ninety-two thousand four hundred seventy-one
Scientific notation
2.8992471 × 10^7
Engineering notation
2.8992471 × 10^6
Prime Factorization
3 × 31 × 311747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28992471
Product of the distinct prime numbers
The prime factorization of 28992471 is 3 × 31 × 311747.
Since it has a total of 3 prime factors.
5 , 4 , 75 , 67 , 261 , 146 , 1497 , 3441 , 85453 , 57250 , 120155 , 394868 , 9969057 , 1411502 , 54734350 , 33228537 , 265455052 , 22899058 , 4095406554 , 970950750
n×2
57984942
n×3
86977413
n×4
115969884
n×5
144962355
n÷2
14496235.5
n÷3
9664157
n÷3
7248117.75
n÷5
5798494.2
n2
840563374685841
n3
2.4370009264241E+22
n4
7.0654678686325E+29
n5
2.0484537228276E+37
2 √n
5384.4657116561
3 √n
307.20509236689
4 √n
73.378918714138
5 √n
31.078285090561
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
-28992470
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 28992471 can be divided by 8 positive divisors.
The sum of these divisors (counting 28992471) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100110001111010111
3
Ternary
2000112222012020
4
Quaternary
1232212033113
5
Quinary
24410224341
6
Senary
2513224223
8
Octal
156461727
10
Decimal
28992471
12
Duodecimal
9862073
16
Hexadecimal
1ba63d7
20
Vigesimal
91413b
36
Base36
h9eqf
md5
f68a95ba4cdf66c33a73471a0151773c
sha1
80aef0366bb7b91fd51975f710bff62fe66abe18
sha256
98f4c52a79eda21867a9ff6351f8a0818fd165b22aa5f23b3a85058882eeb768
sha512
fa93c7315e2c31c587574b764baa90d485876b5aa6c3397806de205177e1fc7e289b484d1bb9df588fe67128a64035f8300351160b046c67c132f54c833b841c
ripemd-160
180faaf23e670ebc634331488e1e32e962d736ef
Diameter
57984942
Circumference
182165067.80603
Area
2.6407077227897E+15
Volume
1.0208085609661E+23
Surface area
1.0562830891159E+16
Circumference
182165067.80603
Perimeter
115969884
Area
840563374685841
Diagonal
41001545.694909
Surface area
5043380248115046
Volume
2.4370009264241E+22
Space diagonal
50216432.808967
Perimeter
86977413
Area
3.6397461798436E+14
Altitude
25108216.404484
Surface area
3.6397461798436E+14
Volume
2.8720331347207E+21
Height
13667181.898303