28448971 is an odd 8-digits composite number following 28448970
and preceding 28448972 . In scientific notation, it is written as 2.8448971 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 27467944 positive integers (up to 28448971) that are relatively prime to 28448971.
28448971 has 4 divisors, whose sum is 29430000
The reverse of 28448971 is 17984482
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million four hundred forty-eight thousand nine hundred seventy-one
Scientific notation
2.8448971 × 10^7
Engineering notation
2.8448971 × 10^6
Prime Factorization
29 × 980999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28448971
Product of the distinct prime numbers
The prime factorization of 28448971 is 29 × 980999.
Since it has a total of 2 prime factors.
1 , 5 , 38 , 66 , 726 , 96 , 2714 , 9653 , 5094 , 81571 , 397426 , 197234 , 5606669 , 7983338 , 63409772 , 61364561 , 595138943 , 537645311 , 6148721609 , 3403941046
n×2
56897942
n×3
85346913
n×4
113795884
n×5
142244855
n÷2
14224485.5
n÷3
9482990.3333333
n÷3
7112242.75
n÷5
5689794.2
n2
809343950958841
n3
2.3025002589853E+22
n4
6.5503763095367E+29
n5
1.863514656691E+37
2 √n
5333.757681035
3 √n
305.27332302811
4 √n
73.032579586339
5 √n
30.960881168554
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28448970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28448971 can be divided by 4 positive divisors.
The sum of these divisors (counting 28448971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100100001100011001011
3
Ternary
1222112100122121
4
Quaternary
1230201203023
5
Quinary
24240331341
6
Senary
2453432111
8
Octal
154414313
10
Decimal
28448971
12
Duodecimal
963b637
16
Hexadecimal
1b218cb
20
Vigesimal
8hg28b
36
Base36
gxrd7
md5
cbfbf8603ab9f29f5d3a775af1a974cc
sha1
1140617466483b1a851e9a4958a7cfe6fabf93fe
sha256
66cb6f14a6772f364978ef76ad38d6838b8b464e7d66a1e400c40774af9b769e
sha512
148d55d0fb016370563e8fd3b9b594216aab760087994d5318b7f60bb17bb8ef2ab97d4bed581724bb5bee214b33df94804fafddb7c87a945bf79dec11e6f5f5
ripemd-160
62fe99b18ee605b34083cede2a41b6075ac8b2ec
Diameter
56897942
Circumference
178750156.59158
Area
2.5426290105596E+15
Volume
9.644690531356E+22
Surface area
1.0170516042239E+16
Circumference
178750156.59158
Perimeter
113795884
Area
809343950958841
Diagonal
40232920.623759
Surface area
4856063705753046
Volume
2.3025002589853E+22
Space diagonal
49275063.195054
Perimeter
85346913
Area
3.5045621096481E+14
Altitude
24637531.597527
Surface area
3.5045621096481E+14
Volume
2.7135225780205E+21
Height
13410973.541253