129640143 is an odd 9-digits composite number following 129640142
and preceding 129640144 . In scientific notation, it is written as 1.29640143 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 86426760 positive integers (up to 129640143) that are relatively prime to 129640143.
129640143 has 4 divisors, whose sum is 172853528
The reverse of 129640143 is 341046921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million six hundred forty thousand one hundred forty-three
Scientific notation
1.29640143 × 10^8
Engineering notation
1.29640143 × 10^6
Prime Factorization
3 × 43213381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129640143
Product of the distinct prime numbers
The prime factorization of 129640143 is 3 × 43213381.
Since it has a total of 2 prime factors.
7 , 7 , 65 , 93 , 316 , 9 , 3433 , 1267 , 7494 , 85716 , 412789 , 264347 , 5379687 , 7003907 , 74743525 , 87093243 , 272389842 , 642968385 , 7304160596 , 6807165729
n×2
259280286
n×3
388920429
n×4
518560572
n×5
648200715
n÷2
64820071.5
n÷3
43213381
n÷3
32410035.75
n÷5
25928028.6
n2
16806566677060449
n3
2.1788057073532E+24
n4
2.8246068347048E+32
n5
3.6618243396991E+40
2 √n
11385.962541656
3 √n
506.11184365992
4 √n
106.70502585003
5 √n
41.932224306106
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
-129640142
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 129640143 can be divided by 4 positive divisors.
The sum of these divisors (counting 129640143) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110100010011011001111
3
Ternary
100000221101211210
4
Quaternary
13232202123033
5
Quinary
231141441033
6
Senary
20510345503
8
Octal
756423317
10
Decimal
129640143
12
Duodecimal
374bb293
16
Hexadecimal
7ba26cf
20
Vigesimal
20a5073
36
Base36
256mz3
md5
8d932d8c92c6e3b42e76a10e8ded9e55
sha1
a04656afc87a74787315434f11ffacf02b44a89c
sha256
531816a0fb55188e4840887fed11fa429c4f356e420731754650c9fc7154284d
sha512
bc75107f58c1b65e524cc7f48b058ff3a80be6b32b0d2caab248e786ca308d0181971336117ae236557efa99c87178ad934d1a071b3f16aace63a212f6681739
ripemd-160
3ca7fca82aa8a12256a6c4e72dfbfb6945dbcea3
Diameter
259280286
Circumference
814553041.71826
Area
5.279938640472E+16
Volume
9.1265600050936E+24
Surface area
2.1119754561888E+17
Circumference
814553041.71826
Perimeter
518560572
Area
16806566677060449
Diagonal
183338848.45859
Surface area
100839400062362694
Volume
2.1788057073532E+24
Space diagonal
224543314.37649
Perimeter
388920429
Area
7.2774568463657E+15
Altitude
112271657.18825
Surface area
7.2774568463657E+15
Volume
2.5677471509289E+23
Height
61112949.486196