29128887 is an odd 8-digits composite number following 29128886
and preceding 29128888 . In scientific notation, it is written as 2.9128887 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 19419252 positive integers (up to 29128887) that are relatively prime to 29128887.
29128887 has 4 divisors, whose sum is 32365440
The reverse of 29128887 is 78882192
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-nine million one hundred twenty-eight thousand eight hundred eighty-seven
Scientific notation
2.9128887 × 10^7
Engineering notation
2.9128887 × 10^6
Prime Factorization
9 × 3236543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29128887
Product of the distinct prime numbers
The prime factorization of 29128887 is 9 × 3236543.
Since it has a total of 2 prime factors.
1 , 8 , 56 , 37 , 801 , 16 , 9261 , 6932 , 92392 , 60668 , 890570 , 211642 , 117694 , 1881320 , 77922838 , 50228604 , 729529830 , 553179949 , 1862738788 , 6714204381
n×2
58257774
n×3
87386661
n×4
116515548
n×5
145644435
n÷2
14564443.5
n÷3
9709629
n÷3
7282221.75
n÷5
5825777.4
n2
848492057858769
n3
2.4715629273766E+22
n4
7.1993877224941E+29
n5
2.0971015143772E+37
2 √n
5397.1183978119
3 √n
307.68616131793
4 √n
73.465082847649
5 √n
31.107476245292
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
-29128886
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 29128887 can be divided by 4 positive divisors.
The sum of these divisors (counting 29128887) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111000111100010110111
3
Ternary
2000210220022200
4
Quaternary
1233013202313
5
Quinary
24424111022
6
Senary
2520155543
8
Octal
157074267
10
Decimal
29128887
12
Duodecimal
9908bb3
16
Hexadecimal
1bc78b7
20
Vigesimal
921247
36
Base36
hcbzr
md5
32df684f2d7a2d4ee20a06415ff1d124
sha1
7d788cdd3ce7dbcce35b35478c6146d34e3d6ac6
sha256
4de4adbe799a462ce49c592fe6ba7e127664691e9c750c8e5595b76be6c16103
sha512
70771b0cada5453f655ea9fc98f100928c2ac2ab45b066c1daa4b93dc1e4aebced518425dffbd2e7eaa39ec4ca6d94b5d4d76bcbc357850980a6737273e34ff1
ripemd-160
098e51db098952a6f2eaa4f75128d9905309e3ae
Diameter
58257774
Circumference
183022194.81289
Area
2.6656164155984E+15
Volume
1.0352858580708E+23
Surface area
1.0662465662394E+16
Circumference
183022194.81289
Perimeter
116515548
Area
848492057858769
Diagonal
41194467.052233
Surface area
5090952347152614
Volume
2.4715629273766E+22
Space diagonal
50452712.251933
Perimeter
87386661
Area
3.6740783850751E+14
Altitude
25226356.125966
Surface area
3.6740783850751E+14
Volume
2.9127648434621E+21
Height
13731489.017411