28933081 is an odd 8-digits composite number following 28933080
and preceding 28933082 . In scientific notation, it is written as 2.8933081 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 28881664 positive integers (up to 28933081) that are relatively prime to 28933081.
28933081 has 4 divisors, whose sum is 28984500
The reverse of 28933081 is 18033982
Previous prime number is 569
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million nine hundred thirty-three thousand eighty-one
Scientific notation
2.8933081 × 10^7
Engineering notation
2.8933081 × 10^6
Prime Factorization
569 × 50849
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28933081
Product of the distinct prime numbers
The prime factorization of 28933081 is 569 × 50849.
Since it has a total of 2 prime factors.
5 , 5 , 98 , 4 , 637 , 882 , 5284 , 9483 , 39964 , 36 , 969928 , 652869 , 3021308 , 9328475 , 71643392 , 62821712 , 283209748 , 806449833 , 6289385071 , 5159829929
n×2
57866162
n×3
86799243
n×4
115732324
n×5
144665405
n÷2
14466540.5
n÷3
9644360.3333333
n÷3
7233270.25
n÷5
5786616.2
n2
837123176152561
n3
2.4220552662599E+22
n4
7.0077521205175E+29
n5
2.0275585973086E+37
2 √n
5378.9479454629
3 √n
306.99518289718
4 √n
73.341311315404
5 √n
31.065542102325
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
-28933080
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 28933081 can be divided by 4 positive divisors.
The sum of these divisors (counting 28933081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110010111101111011001
3
Ternary
2000102221201121
4
Quaternary
1232113233121
5
Quinary
24401324311
6
Senary
2512045241
8
Octal
156275731
10
Decimal
28933081
12
Duodecimal
9833821
16
Hexadecimal
1b97bd9
20
Vigesimal
90gce1
36
Base36
h84wp
md5
048aca1eb7cc2ce635fc4a518039c556
sha1
2b9a9973b4e8dacfbb8a735f62d6dc6be8f39c08
sha256
e67b5b86be93a8672ca2129fea1b84442b3a97ef211e4125f0052020dc49a5dc
sha512
26f45fe6487c8a54489845d4a10246b4e997ec372463c1b126207bc96c2e524b179adf06c08b0d0ccb77d1ef3dea4c94f666c12028225bcbe03ddf239575d5ba
ripemd-160
46df47e45c2120a25d4384c24fa85370e52eb123
Diameter
57866162
Circumference
181791909.43064
Area
2.6299000203506E+15
Volume
1.0145481374761E+23
Surface area
1.0519600081403E+16
Circumference
181791909.43064
Perimeter
115732324
Area
837123176152561
Diagonal
40917555.551439
Surface area
5022739056915366
Volume
2.4220552662599E+22
Space diagonal
50113566.311506
Perimeter
86799243
Area
3.6248496832242E+14
Altitude
25056783.155753
Surface area
3.6248496832242E+14
Volume
2.8544195053016E+21
Height
13639185.183813