829128905 is an odd 9-digits composite number following 829128904
and preceding 829128906 . In scientific notation, it is written as 8.29128905 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 603002400 positive integers (up to 829128905) that are relatively prime to 829128905.
829128905 has 12 divisors, whose sum is 1093628676
The reverse of 829128905 is 509821928
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
eight hundred twenty-nine million one hundred twenty-eight thousand nine hundred five
Scientific notation
8.29128905 × 10^8
Engineering notation
8.29128905 × 10^6
Prime Factorization
5 × 11 × 11 × 1370461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
75375355
Product of the distinct prime numbers
The prime factorization of 829128905 is 5 × 11 × 11 × 1370461.
Since it has a total of 4 prime factors.
3 , 2 , 69 , 13 , 994 , 136 , 9204 , 7102 , 169 , 25826 , 288913 , 996172 , 1545267 , 2262465 , 18477687 , 38360532 , 458220949 , 327152561 , 1169876654 , 1011187811
n×2
1658257810
n×3
2487386715
n×4
3316515620
n×5
4145644525
n÷2
414564452.5
n÷3
276376301.66667
n÷3
207282226.25
n÷5
165825781
n2
687454741106499025
n3
5.6998859673069E+26
n4
4.725940210698E+35
n5
3.9184136319915E+44
2 √n
28794.598538615
3 √n
939.45075239476
4 √n
169.6897125303
5 √n
60.774922142077
1 , 5 , 11 , 55 , 121 , 605 , 1370461 , 6852305 , 15075071 , 75375355 , 165825781 , 829128905
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-829128904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 829128905 can be divided by 12 positive divisors.
The sum of these divisors (counting 829128905) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001011010111000000011001001
3
Ternary
2010210011010000222
4
Quaternary
301122320003021
5
Quinary
3144224111110
6
Senary
214135035425
8
Octal
6132700311
10
Decimal
829128905
12
Duodecimal
1b180bb75
16
Hexadecimal
316b80c9
20
Vigesimal
cj21255
36
Base36
dpn3yh
md5
f88dfbb694980d40f09e1ae1777fc99a
sha1
512762c48992ba13bc063fc6a2dbd2c1703f7a73
sha256
3b451d4612e4b74b640a070b5d344165fd8ada8fd8addb390610af6a62521034
sha512
024e11e18d9c60684367a32e87fe4181f94cdccd93f5be9940b4b751a92d1f5a89ac6bcec4c08f840a3e86086272534047ebe91eb0779dc20b732dd5106355dc
ripemd-160
e000f20e9035ddec9388cbb7f1d8cc15cbdd3ebe
Diameter
1658257810
Circumference
5209570553.6539
Area
2.1597027643357E+18
Volume
2.3875626508255E+27
Surface area
8.6388110573426E+18
Circumference
5209570553.6539
Perimeter
3316515620
Area
687454741106499025
Diagonal
1172565342.4066
Surface area
4124728446638994150
Volume
5.6998859673069E+26
Space diagonal
1436093389.4839
Perimeter
2487386715
Area
2.9767663487514E+17
Altitude
718046694.74197
Surface area
2.9767663487514E+17
Volume
6.7173800324546E+25
Height
390855114.13552