129376438 is an even 9-digits composite number following 129376437
and preceding 129376439 . In scientific notation, it is written as 1.29376438 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 64688218 positive integers (up to 129376438) that are relatively prime to 129376438.
129376438 has 4 divisors, whose sum is 194064660
The reverse of 129376438 is 834673921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million three hundred seventy-six thousand four hundred thirty-eight
Scientific notation
1.29376438 × 10^8
Engineering notation
1.29376438 × 10^6
Prime Factorization
2 × 64688219
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129376438
Product of the distinct prime numbers
The prime factorization of 129376438 is 2 × 64688219.
Since it has a total of 2 prime factors.
3 , 6 , 58 , 63 , 539 , 878 , 809 , 276 , 80797 , 43783 , 127214 , 779138 , 8695452 , 8499721 , 70782759 , 82604918 , 443973489 , 617426508 , 6203463290 , 7263331562
n×2
258752876
n×3
388129314
n×4
517505752
n×5
646882190
n÷2
64688219
n÷3
43125479.333333
n÷3
32344109.5
n÷5
25875287.6
n2
16738262709567844
n3
2.1655368076721E+24
n4
2.8016943853451E+32
n5
3.6247323994055E+40
2 √n
11374.37637851
3 √n
505.76844482885
4 √n
106.6507214158
5 √n
41.915151283654
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
-129376437
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 129376438 can be divided by 4 positive divisors.
The sum of these divisors (counting 129376438) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101100010000010110110
3
Ternary
100000110000002221
4
Quaternary
13231202002312
5
Quinary
231110021223
6
Senary
20500552554
8
Octal
755420266
10
Decimal
129376438
12
Duodecimal
373b275a
16
Hexadecimal
7b620b6
20
Vigesimal
208c11i
36
Base36
250zhy
md5
fbbd2dd9ff80f085a17861b46bbf57b9
sha1
dcf8f14fd8c6819a1ecbd87603478947a8a6d101
sha256
cf746af84ffcb8291f0c4750989c07ae4564fd29c51bb882595484acba070749
sha512
f8467e812268992026f15b20b133eeb5abe8e37a54a8987d13ee596e41e7882fe53519d50a9d335dddce812caec3c485f121c1f2686e973de6aff950f118d5b5
ripemd-160
76e40e96ccbad1c86f23291fe8649b5fc5cc8596
Diameter
258752876
Circumference
812896134.33683
Area
5.2584803162234E+16
Volume
9.0709793680813E+24
Surface area
2.1033921264894E+17
Circumference
812896134.33683
Perimeter
517505752
Area
16738262709567844
Diagonal
182965913.27112
Surface area
100429576257407064
Volume
2.1655368076721E+24
Space diagonal
224086563.91828
Perimeter
388129314
Area
7.2478803608518E+15
Altitude
112043281.95914
Surface area
7.2478803608518E+15
Volume
2.55210960269E+23
Height
60988637.757041