129128827 is an odd 9-digits composite number following 129128826
and preceding 129128828 . In scientific notation, it is written as 1.29128827 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 127243008 positive integers (up to 129128827) that are relatively prime to 129128827.
129128827 has 8 divisors, whose sum is 131022864
The reverse of 129128827 is 728821921
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million one hundred twenty-eight thousand eight hundred twenty-seven
Scientific notation
1.29128827 × 10^8
Engineering notation
1.29128827 × 10^6
Prime Factorization
83 × 433 × 3593
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129128827
Product of the distinct prime numbers
The prime factorization of 129128827 is 83 × 433 × 3593.
Since it has a total of 3 prime factors.
1 , 1 , 45 , 73 , 297 , 663 , 7566 , 3891 , 1724 , 15437 , 863874 , 782718 , 5724905 , 5455508 , 20916254 , 47591022 , 441051179 , 380214922 , 4306427026 , 3475579058
n×2
258257654
n×3
387386481
n×4
516515308
n×5
645644135
n÷2
64564413.5
n÷3
43042942.333333
n÷3
32282206.75
n÷5
25825765.4
n2
16674253962395929
n3
2.1531268552643E+24
n4
2.7803074520248E+32
n5
3.5901783997932E+40
2 √n
11363.486568831
3 √n
505.44557869864
4 √n
106.59965557557
5 √n
41.899094871497
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129128826
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129128827 can be divided by 8 positive divisors.
The sum of these divisors (counting 129128827) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101100101111011
3
Ternary
22222222102110011
4
Quaternary
13230211211323
5
Quinary
231024110302
6
Senary
20451402351
8
Octal
754454573
10
Decimal
129128827
12
Duodecimal
372b33b7
16
Hexadecimal
7b2597b
20
Vigesimal
2071217
36
Base36
24vofv
md5
504ea0e3ca8b835a1bf6197a93f51bb0
sha1
3c2f7d0dd8cbda5ef4b707cb98d24726cf560291
sha256
6c264acbee60ecc1ba9455062df4f9c71b0614f7b21be976ff461f40c04d2615
sha512
8a0edf02515dbd64d05e09b00b536564ef3eab0ba3d49b5fdb9505e6230a3dfe56c6f416ef9432af7c4d9e5e32c2b25cf788b35bb01a88398e2c592df9136b98
ripemd-160
38353f0c1073f14f559768296c6caed4f91829c7
Diameter
258257654
Circumference
811340348.53973
Area
5.2383713752354E+16
Volume
9.0189966809936E+24
Surface area
2.0953485500941E+17
Circumference
811340348.53973
Perimeter
516515308
Area
16674253962395929
Diagonal
182615738.43673
Surface area
100045523774375574
Volume
2.1531268552643E+24
Space diagonal
223657689.08577
Perimeter
387386481
Area
7.2201637602941E+15
Altitude
111828844.54289
Surface area
7.2201637602941E+15
Volume
2.5374843335204E+23
Height
60871912.812243