129123819 is an odd 9-digits composite number following 129123818
and preceding 129123820 . In scientific notation, it is written as 1.29123819 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 78256200 positive integers (up to 129123819) that are relatively prime to 129123819.
129123819 has 8 divisors, whose sum is 144657840
The reverse of 129123819 is 918321921
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million one hundred twenty-three thousand eight hundred nineteen
Scientific notation
1.29123819 × 10^8
Engineering notation
1.29123819 × 10^6
Prime Factorization
9 × 121 × 118571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129123819
Product of the distinct prime numbers
The prime factorization of 129123819 is 9 × 121 × 118571.
Since it has a total of 3 prime factors.
6 , 8 , 2 , 59 , 161 , 863 , 35 , 5579 , 93673 , 17554 , 346026 , 190532 , 6849974 , 5329578 , 66690243 , 56428491 , 134863033 , 279403207 , 57772440 , 9936395859
n×2
258247638
n×3
387371457
n×4
516495276
n×5
645619095
n÷2
64561909.5
n÷3
43041273
n÷3
32280954.75
n÷5
25824763.8
n2
16672960633144761
n3
2.1528763509883E+24
n4
2.7798761627439E+32
n5
3.5894822648056E+40
2 √n
11363.26621179
3 √n
505.43904438651
4 √n
106.59862199761
5 √n
41.89876987215
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
-129123818
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 129123819 can be divided by 8 positive divisors.
The sum of these divisors (counting 129123819) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100010111101011
3
Ternary
22222222011120200
4
Quaternary
13230210113223
5
Quinary
231023430234
6
Senary
20451323243
8
Octal
754442753
10
Decimal
129123819
12
Duodecimal
372b0523
16
Hexadecimal
7b245eb
20
Vigesimal
20709aj
36
Base36
24vkkr
md5
67c702d75303da0bf44c4201869b793d
sha1
8c18f6197032332cf200f96106ee7dc8b4d07d21
sha256
a29ab779c0b6685dd271ca8a84fc6fd693af6c1c2165e0c30c70f7ed92923a6c
sha512
0f8bb4439b3e3aac0dffaba15c6a935b56a293de190d5500a5e4ef5dfd58479e90043c154d5cba94a884412eec2842d52ca9053a6e475e77a4450a82666a51fc
ripemd-160
0bc3356175bd62894965184968e652186e307e66
Diameter
258247638
Circumference
811308882.34772
Area
5.2379650638679E+16
Volume
9.0179473711361E+24
Surface area
2.0951860255472E+17
Circumference
811308882.34772
Perimeter
516495276
Area
16672960633144761
Diagonal
182608656.05521
Surface area
100037763798868566
Volume
2.1528763509883E+24
Space diagonal
223649014.97533
Perimeter
387371457
Area
7.2196037323006E+15
Altitude
111824507.48766
Surface area
7.2196037323006E+15
Volume
2.5371891114E+23
Height
60869552.018403