129341918 is an even 9-digits composite number following 129341917
and preceding 129341919 . In scientific notation, it is written as 1.29341918 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 64593040 positive integers (up to 129341918) that are relatively prime to 129341918.
129341918 has 8 divisors, whose sum is 194246640
The reverse of 129341918 is 819143921
Previous prime number is 839
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million three hundred forty-one thousand nine hundred eighteen
Scientific notation
1.29341918 × 10^8
Engineering notation
1.29341918 × 10^6
Prime Factorization
2 × 839 × 77081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129341918
Product of the distinct prime numbers
The prime factorization of 129341918 is 2 × 839 × 77081.
Since it has a total of 3 prime factors.
7 , 5 , 75 , 38 , 575 , 649 , 9233 , 4148 , 3674 , 970 , 75224 , 443147 , 1083915 , 7131364 , 41549212 , 34875687 , 159775819 , 352857244 , 3020394540 , 8378926516
n×2
258683836
n×3
388025754
n×4
517367672
n×5
646709590
n÷2
64670959
n÷3
43113972.666667
n÷3
32335479.5
n÷5
25868383.6
n2
16729331751918724
n3
2.1638038556515E+24
n4
2.7987054086576E+32
n5
3.6198992547274E+40
2 √n
11372.858831446
3 √n
505.72345807026
4 √n
106.64360661308
5 √n
41.912914299093
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
-129341917
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 129341918 can be divided by 8 positive divisors.
The sum of these divisors (counting 129341918) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011001100111011110
3
Ternary
100000101020202102
4
Quaternary
13231121213132
5
Quinary
231102420133
6
Senary
20500125102
8
Octal
755314736
10
Decimal
129341918
12
Duodecimal
37396792
16
Hexadecimal
7b599de
20
Vigesimal
2087efi
36
Base36
2508v2
md5
6cbdb7814964c79dc5f2662c11e14adb
sha1
55b8e537fc9f71f0e808d9717fefaffc83d817e5
sha256
6629b531e2c5054f32a49291f6dd25af532e625272227888a4b13ce1015bd989
sha512
2e9a8ae919834aa1ee80d2ce1556fe225c58d6fc0c586db435ff036ebef604d0015d4b1298e09b1110eaf43a955590ed744e5df17e15c2c2512b9beb357dd7a5
ripemd-160
189d3bde89352b63ab34bbc6508e4e967b305a5f
Diameter
258683836
Circumference
812679238.78003
Area
5.2556745731294E+16
Volume
9.0637203956319E+24
Surface area
2.1022698292518E+17
Circumference
812679238.78003
Perimeter
517367672
Area
16729331751918724
Diagonal
182917094.61895
Surface area
100375990511512344
Volume
2.1638038556515E+24
Space diagonal
224026773.52441
Perimeter
388025754
Area
7.2440131427496E+15
Altitude
112013386.7622
Surface area
7.2440131427496E+15
Volume
2.5500672991479E+23
Height
60972364.872983