28993555 is an odd 8-digits composite number following 28993554
and preceding 28993556 . In scientific notation, it is written as 2.8993555 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 23194840 positive integers (up to 28993555) that are relatively prime to 28993555.
28993555 has 4 divisors, whose sum is 34792272
The reverse of 28993555 is 55539982
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million nine hundred ninety-three thousand five hundred fifty-five
Scientific notation
2.8993555 × 10^7
Engineering notation
2.8993555 × 10^6
Prime Factorization
5 × 5798711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28993555
Product of the distinct prime numbers
The prime factorization of 28993555 is 5 × 5798711.
Since it has a total of 2 prime factors.
10 , 1 , 85 , 81 , 240 , 621 , 9578 , 3433 , 83622 , 76649 , 308087 , 50044 , 9158235 , 8173077 , 68268846 , 31517469 , 985923362 , 841112598 , 7956907027 , 5775213449
n×2
57987110
n×3
86980665
n×4
115974220
n×5
144967775
n÷2
14496777.5
n÷3
9664518.3333333
n÷3
7248388.75
n÷5
5798711
n2
840626231538025
n3
2.437274287854E+22
n4
7.0665246114982E+29
n5
2.0488366998233E+37
2 √n
5384.566370656
3 √n
307.20892101801
4 √n
73.379604595937
5 √n
31.078517484394
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
-28993554
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 28993555 can be divided by 4 positive divisors.
The sum of these divisors (counting 28993555) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100110100000010011
3
Ternary
2000120000200101
4
Quaternary
1232212200103
5
Quinary
24410243210
6
Senary
2513233231
8
Octal
156464023
10
Decimal
28993555
12
Duodecimal
9862817
16
Hexadecimal
1ba6813
20
Vigesimal
9143hf
36
Base36
h9fkj
md5
4e6fe5287d1a22b7ff655142c3d73faa
sha1
97bd56b18248e7f34e07de02c8a56421ac499a15
sha256
0ed193de3aa21b381f2c0d0c04f6c295e92468147fc374d8c05eb2781ac5fd0d
sha512
9486753d2ceb9e561b2c9940ca5219ab8a9d6895748da707a6ceb3a7f28418770ceae23c8906f6175a104fe2d232e67ffc3d54c064cc204eba683116383de3c2
ripemd-160
5b37d89c0acd5f41d1c53b2a7380a0e28e7a1a24
Diameter
57987110
Circumference
182171878.7789
Area
2.6409051934147E+15
Volume
1.0209230663341E+23
Surface area
1.0563620773659E+16
Circumference
182171878.7789
Perimeter
115974220
Area
840626231538025
Diagonal
41003078.70241
Surface area
5043757389228150
Volume
2.437274287854E+22
Space diagonal
50218310.352043
Perimeter
86980665
Area
3.6400183579975E+14
Altitude
25109155.176021
Surface area
3.6400183579975E+14
Volume
2.8723552942553E+21
Height
13667692.900803