129051391 is an odd 9-digits composite number following 129051390
and preceding 129051392 . In scientific notation, it is written as 1.29051391 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 110554848 positive integers (up to 129051391) that are relatively prime to 129051391.
129051391 has 8 divisors, whose sum is 147568160
The reverse of 129051391 is 193150921
Previous prime number is 2389
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-nine million fifty-one thousand three hundred ninety-one
Scientific notation
1.29051391 × 10^8
Engineering notation
1.29051391 × 10^6
Prime Factorization
7 × 2389 × 7717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129051391
Product of the distinct prime numbers
The prime factorization of 129051391 is 7 × 2389 × 7717.
Since it has a total of 3 prime factors.
6 , 5 , 88 , 8 , 690 , 414 , 2245 , 9578 , 26182 , 1165 , 14260 , 287922 , 5084484 , 8862532 , 10305241 , 82240452 , 281747424 , 28706271 , 6362456345 , 6039585483
n×2
258102782
n×3
387154173
n×4
516205564
n×5
645256955
n÷2
64525695.5
n÷3
43017130.333333
n÷3
32262847.75
n÷5
25810278.2
n2
16654261519034881
n3
2.1492556151092E+24
n4
2.7736442674441E+32
n5
3.5794265085283E+40
2 √n
11360.078828952
3 √n
505.34452326144
4 √n
106.58367055488
5 √n
41.894068454189
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
-129051390
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 129051391 can be divided by 8 positive divisors.
The sum of these divisors (counting 129051391) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100010010101011111111
3
Ternary
22222211111020011
4
Quaternary
13230102223333
5
Quinary
231014121031
6
Senary
20450004051
8
Octal
754225377
10
Decimal
129051391
12
Duodecimal
37276627
16
Hexadecimal
7b12aff
20
Vigesimal
206b89b
36
Base36
24u0ov
md5
b1b1dd772eb177356a83f2bcf9a6be71
sha1
c655d641e69afb7d3aa3fecb07eece458d910ff6
sha256
e3ded6ef77228fa756a28b80df3405a3b27f3cf9ecda1d6f3dcb825ab2d9fce4
sha512
622601e2435161f681ae5ce005ba10ab1187df6f44ebd65d9399d9d23077c9c6b46cf7f5fa69f0ad230251ad012896e8ceef3c8a12b2ea48cd2434f1034c57c8
ripemd-160
eb4386edea4a5410ff4c2cbe117f9e3d641bb6c9
Diameter
258102782
Circumference
810853803.80229
Area
5.2320905639163E+16
Volume
9.0027808681517E+24
Surface area
2.0928362255665E+17
Circumference
810853803.80229
Perimeter
516205564
Area
16654261519034881
Diagonal
182506227.39531
Surface area
99925569114209286
Volume
2.1492556151092E+24
Space diagonal
223523565.99944
Perimeter
387154173
Area
7.2115067783769E+15
Altitude
111761782.99972
Surface area
7.2115067783769E+15
Volume
2.532922033245E+23
Height
60835409.131771