28993397 is an odd 8-digits composite number following 28993396
and preceding 28993398 . In scientific notation, it is written as 2.8993397 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 28589184 positive integers (up to 28993397) that are relatively prime to 28993397.
28993397 has 8 divisors, whose sum is 29400000
The reverse of 28993397 is 79339982
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million nine hundred ninety-three thousand three hundred ninety-seven
Scientific notation
2.8993397 × 10^7
Engineering notation
2.8993397 × 10^6
Prime Factorization
499 × 97 × 599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28993397
Product of the distinct prime numbers
The prime factorization of 28993397 is 499 × 97 × 599.
Since it has a total of 3 prime factors.
2 , 9 , 73 , 22 , 232 , 345 , 697 , 8217 , 27220 , 36211 , 108363 , 414023 , 9858275 , 7169612 , 98799264 , 27273306 , 972846877 , 687237585 , 1910894822 , 8756287109
n×2
57986794
n×3
86980191
n×4
115973588
n×5
144966985
n÷2
14496698.5
n÷3
9664465.6666667
n÷3
7248349.25
n÷5
5798679.4
n2
840617069599609
n3
2.4372344423878E+22
n4
7.0663705770223E+29
n5
2.0487808748873E+37
2 √n
5384.5516990739
3 √n
307.20836297333
4 √n
73.379504625433
5 √n
31.078483611925
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
-28993396
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 28993397 can be divided by 8 positive divisors.
The sum of these divisors (counting 28993397) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100110011101110101
3
Ternary
2000120000110112
4
Quaternary
1232212131311
5
Quinary
24410242042
6
Senary
2513232405
8
Octal
156463565
10
Decimal
28993397
12
Duodecimal
9862705
16
Hexadecimal
1ba6775
20
Vigesimal
91439h
36
Base36
h9fg5
md5
33f4cf6490585704274d163bf6dd6be9
sha1
a4707f5c857847ac5036e71bfd01d919a0f8a351
sha256
5357ccdb4222f4a395125853b5898d1346d31f6f0e95ad166b5337d793855b98
sha512
cca74516a2cb4203d94fc43dae61ad27441bdcd031fdddaeddfc1881be49deec8613d237b0c544d4f73a764bab15e05f3e88d9f049f72f66a95846c22d125d27
ripemd-160
4a0fd258b9ed72ff91af4d180f6efc1883d2198f
Diameter
57986794
Circumference
182170886.03562
Area
2.6408764103363E+15
Volume
1.0209063759042E+23
Surface area
1.0563505641345E+16
Circumference
182170886.03562
Perimeter
115973588
Area
840617069599609
Diagonal
41002855.256667
Surface area
5043702417597654
Volume
2.4372344423878E+22
Space diagonal
50218036.688015
Perimeter
86980191
Area
3.6399786856405E+14
Altitude
25109018.344008
Surface area
3.6399786856405E+14
Volume
2.8723083359231E+21
Height
13667618.418889