129440949 is an odd 9-digits composite number following 129440948
and preceding 129440950 . In scientific notation, it is written as 1.29440949 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 75743360 positive integers (up to 129440949) that are relatively prime to 129440949.
129440949 has 8 divisors, whose sum is 137963160
The reverse of 129440949 is 949044921
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million four hundred forty thousand nine hundred forty-nine
Scientific notation
1.29440949 × 10^8
Engineering notation
1.29440949 × 10^6
Prime Factorization
33 × 29 × 135257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129440949
Product of the distinct prime numbers
The prime factorization of 129440949 is 33 × 29 × 135257.
Since it has a total of 3 prime factors.
7 , 5 , 6 , 49 , 620 , 846 , 5285 , 2102 , 18823 , 29238 , 271641 , 934861 , 9939233 , 548940 , 19282695 , 49183199 , 779929652 , 607729938 , 1962220880 , 1226754142
n×2
258881898
n×3
388322847
n×4
517763796
n×5
647204745
n÷2
64720474.5
n÷3
43146983
n÷3
32360237.25
n÷5
25888189.8
n2
16754959278020601
n3
2.1687778294033E+24
n4
2.8072866040813E+32
n5
3.6337784214727E+40
2 √n
11377.211828915
3 √n
505.8524946685
4 √n
106.66401374838
5 √n
41.919330482295
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
-129440948
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 129440949 can be divided by 8 positive divisors.
The sum of these divisors (counting 129440949) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110001110010110101
3
Ternary
100000120021121020
4
Quaternary
13231301302311
5
Quinary
231114102244
6
Senary
20502211353
8
Octal
755616265
10
Decimal
129440949
12
Duodecimal
37423b59
16
Hexadecimal
7b71cb5
20
Vigesimal
2090279
36
Base36
252d9x
md5
b5dfa7576595adacf301b9e8d49c2e05
sha1
55bd48eebc915edac756aeb1ff17165a144d8195
sha256
1f8b8ae00400010ba5089e6aeabd7510fcd7855cab3d55e704bec8fda3a188da
sha512
e7a5d5bb8c580464f29d696833e2567c54814b357d142d760833459031e05416b838ca7801c4484febfb082794b89c573e5986b15ae4b40c6c33d97eb3ecd925
ripemd-160
c823be5f7915b798df8809035077d56ff4d9aaa5
Diameter
258881898
Circumference
813301468.90418
Area
5.2637256979026E+16
Volume
9.0845553281626E+24
Surface area
2.105490279161E+17
Circumference
813301468.90418
Perimeter
517763796
Area
16754959278020601
Diagonal
183057145.60224
Surface area
100529755668123606
Volume
2.1687778294033E+24
Space diagonal
224198300.24793
Perimeter
388322847
Area
7.2551101870698E+15
Altitude
112099150.12397
Surface area
7.2551101870698E+15
Volume
2.5559291834302E+23
Height
61019048.534081