129032881 is an odd 9-digits composite number following 129032880
and preceding 129032882 . In scientific notation, it is written as 1.29032881 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 124870500 positive integers (up to 129032881) that are relatively prime to 129032881.
129032881 has 4 divisors, whose sum is 133195264
The reverse of 129032881 is 188230921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million thirty-two thousand eight hundred eighty-one
Scientific notation
1.29032881 × 10^8
Engineering notation
1.29032881 × 10^6
Prime Factorization
31 × 4162351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129032881
Product of the distinct prime numbers
The prime factorization of 129032881 is 31 × 4162351.
Since it has a total of 2 prime factors.
5 , 6 , 55 , 49 , 155 , 722 , 9038 , 8266 , 77828 , 26785 , 933154 , 785575 , 7978749 , 5586808 , 14539846 , 60739882 , 41145485 , 577527929 , 1523154644 , 621286683
n×2
258065762
n×3
387098643
n×4
516131524
n×5
645164405
n÷2
64516440.5
n÷3
43010960.333333
n÷3
32258220.25
n÷5
25806576.2
n2
16649484379160161
n3
2.1483309366075E+24
n4
2.772053300919E+32
n5
3.5768602370314E+40
2 √n
11359.264104686
3 √n
505.32036137703
4 √n
106.57984849251
5 √n
41.892866601663
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
-129032880
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 129032881 can be divided by 4 positive divisors.
The sum of these divisors (counting 129032881) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100001110001010110001
3
Ternary
22222210112211121
4
Quaternary
13230032022301
5
Quinary
231013023011
6
Senary
20445342241
8
Octal
754161261
10
Decimal
129032881
12
Duodecimal
37267981
16
Hexadecimal
7b0e2b1
20
Vigesimal
2069241
36
Base36
24tmep
md5
6bb7bbc7a937de175112d43c7f60ce4b
sha1
d1762817cfed377e71641c99cf74fbb0e3d10a63
sha256
c4b8bcea599abee9659a97b73d01f001011740d621b35522b2382cdc34053410
sha512
e3f8afec572e358d01ef37fa7cccdc77580497d566ac30baedab879b4fd09278c106a73f26675252354c4ee52952221792dde974fcf6155be0d482c320e039e6
ripemd-160
ed0fed6e4b8f8cc84bd9de7e1e52de73fd3bb0dd
Diameter
258065762
Circumference
810737502.04225
Area
5.2305897811628E+16
Volume
8.9989075839012E+24
Surface area
2.0922359124651E+17
Circumference
810737502.04225
Perimeter
516131524
Area
16649484379160161
Diagonal
182480050.30227
Surface area
99896906274960966
Volume
2.1483309366075E+24
Space diagonal
223491505.73899
Perimeter
387098643
Area
7.2094382161324E+15
Altitude
111745752.86949
Surface area
7.2094382161324E+15
Volume
2.5318322891801E+23
Height
60826683.434091