129121419 is an odd 9-digits composite number following 129121418
and preceding 129121420 . In scientific notation, it is written as 1.29121419 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 73783584 positive integers (up to 129121419) that are relatively prime to 129121419.
129121419 has 4 divisors, whose sum is 129999944
The reverse of 129121419 is 914121921
Previous prime number is 147
Is Prime? no Number parity odd Number length 9 Sum of Digits 30 Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-one thousand four hundred nineteen
Scientific notation
1.29121419 × 10^8
Engineering notation
1.29121419 × 10^6
Prime Factorization
147 × 878377
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129121419 Product of the distinct prime numbers
The prime factorization of 129121419 is 147 × 878377.
Since it has a total of 2 prime factors.
7 , 7 , 76 , 51 , 534 , 678 , 7110 , 3120 , 60702 , 41911 , 25860 , 984736 , 3043007 , 1526542 , 37022714 , 86453890 , 654443440 , 176816681 , 7293616626 , 9219166097
n×2
258242838
n×3
387364257
n×4
516485676
n×5
645607095
n÷2
64560709.5
n÷3
43040473
n÷3
32280354.75
n÷5
25824283.8
n2
16672340844573561
n3
2.152756307903E+24
n4
2.7796694923764E+32
n5
3.5891486920665E+40
2 √n11363.160607859
3 √n505.43591286714
4 √n106.59812666205
5 √n41.89861411809
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
-129121418 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 129121419 can be divided by 4 positive divisors.
The sum of these divisors (counting 129121419) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100011110010001011
3
Ternary
22222222001021210
4
Quaternary
13230203302023
5
Quinary
231023341134
6
Senary
20451304203
8
Octal
754436213
10
Decimal
129121419
12
Duodecimal
372ab063
16
Hexadecimal
7b23c8b
20
Vigesimal
20703aj
36
Base36
24viq3
md5
124c199dbc211fac6de64a31f10a8371
sha1
f8811dadbf7c7cf82314ef32c615bb3c2185f8e0
sha256
5c5383adb93e41abf5761038b3664396df141e5bf29dfdc03973f5acc1dac010
sha512
aadaa65652c75a184d1ed6be4e897cbf08cbc65cdae9c22fb717e93084e6ed39841e3b300f9811fd0439f41565e1538a32c037a77db71afab755f2773d1428b3
ripemd-160
ba3d7d19c61406aa91f39ab2b2c3c09b28a0bf28
Diameter
258242838
Circumference
811293802.70298
Area
5.2377703515457E+16
Volume
9.0174445358362E+24
Surface area
2.0951081406183E+17
Circumference
811293802.70298
Perimeter
516485676
Area
16672340844573561
Diagonal
182605261.94266
Surface area
100034045067441366
Volume
2.152756307903E+24
Space diagonal
223644858.05339
Perimeter
387364257
Area
7.2193353559768E+15
Altitude
111822429.02669
Surface area
7.2193353559768E+15
Volume
2.5370476392672E+23
Height
60868420.647553