28993459 is an odd 8-digits composite number following 28993458
and preceding 28993460 . In scientific notation, it is written as 2.8993459 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 25644960 positive integers (up to 28993459) that are relatively prime to 28993459.
28993459 has 4 divisors, whose sum is 29065104
The reverse of 28993459 is 95439982
Previous prime number is 407
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million nine hundred ninety-three thousand four hundred fifty-nine
Scientific notation
2.8993459 × 10^7
Engineering notation
2.8993459 × 10^6
Prime Factorization
407 × 71237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28993459
Product of the distinct prime numbers
The prime factorization of 28993459 is 407 × 71237.
Since it has a total of 2 prime factors.
9 , 4 , 24 , 68 , 649 , 457 , 5006 , 1926 , 87769 , 80567 , 661397 , 416966 , 1239911 , 4021226 , 89657679 , 34408152 , 600422219 , 527858144 , 2980913971 , 8453535628
n×2
57986918
n×3
86980377
n×4
115973836
n×5
144967295
n÷2
14496729.5
n÷3
9664486.3333333
n÷3
7248364.75
n÷5
5798691.8
n2
840620664784681
n3
2.4372500778987E+22
n4
7.0664310206304E+29
n5
2.0488027807298E+37
2 √n
5384.5574562818
3 √n
307.20858195313
4 √n
73.379543854414
5 √n
31.078496903671
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
-28993458
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 28993459 can be divided by 4 positive divisors.
The sum of these divisors (counting 28993459) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100110011110110011
3
Ternary
2000120000112211
4
Quaternary
1232212132303
5
Quinary
24410242314
6
Senary
2513232551
8
Octal
156463663
10
Decimal
28993459
12
Duodecimal
9862757
16
Hexadecimal
1ba67b3
20
Vigesimal
9143cj
36
Base36
h9fhv
md5
7090729b4f22a3bb071cfe89847dfc4e
sha1
0d865a0a302e1f8b86611c504e2a2ee9768f6b2d
sha256
a502d523493e1645160fe44d27c2e97c271d55fbd39cbcb01ee1256cfc4100d2
sha512
19b196d17de8a34f337d05bf4b0dd41337555ed941dde84ebd2bec3915c41e264c5af0cc3c49cb6c4164bc632695fc897f9923e4b4459ccceebab9d4d00f9ad5
ripemd-160
ba138e9fd3e98a5d8bca86b4ad9ff5ef14cb94b8
Diameter
57986918
Circumference
182171275.59311
Area
2.6408877049433E+15
Volume
1.0209129252917E+23
Surface area
1.0563550819773E+16
Circumference
182171275.59311
Perimeter
115973836
Area
840620664784681
Diagonal
41002942.937908
Surface area
5043723988708086
Volume
2.4372500778987E+22
Space diagonal
50218144.075165
Perimeter
86980377
Area
3.6399942532485E+14
Altitude
25109072.037583
Surface area
3.6399942532485E+14
Volume
2.8723267625494E+21
Height
13667647.645969