129431385 is an odd 9-digits composite number following 129431384
and preceding 129431386 . In scientific notation, it is written as 1.29431385 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors.
There are 68848704 positive integers (up to 129431385) that are relatively prime to 129431385.
129431385 has 32 divisors, whose sum is 230705280
The reverse of 129431385 is 583134921
Previous prime number is 2053
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million four hundred thirty-one thousand three hundred eighty-five
Scientific notation
1.29431385 × 10^8
Engineering notation
1.29431385 × 10^6
Prime Factorization
3 × 9 × 5 × 2053 × 467
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
129431385
Product of the distinct prime numbers
The prime factorization of 129431385 is 3 × 9 × 5 × 2053 × 467.
Since it has a total of 5 prime factors.
5 , 10 , 2 , 81 , 903 , 677 , 5415 , 9649 , 69048 , 69917 , 398719 , 963939 , 6015626 , 764573 , 41975047 , 2885453 , 261151705 , 299554637 , 7431820982 , 4126341413
n×2
258862770
n×3
388294155
n×4
517725540
n×5
647156925
n÷2
64715692.5
n÷3
43143795
n÷3
32357846.25
n÷5
25886277
n2
16752483423018225
n3
2.1682971316308E+24
n4
2.806457008385E+32
n5
3.6324361753823E+40
2 √n
11376.791507275
3 √n
505.84003572498
4 √n
106.66204342349
5 √n
41.918711005493
1 , 3 , 5 , 9 , 15 , 27 , 45 , 135 , 467 , 1401 , 2053 , 2335 , 4203 , 6159 , 7005 , 10265 , 12609 , 18477 , 21015 , 30795 , 55431 , 63045 , 92385 , 277155 , 958751 , 2876253 , 4793755 , 8628759 , 14381265 , 25886277 , 43143795 , 129431385
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129431384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129431385 can be divided by 32 positive divisors.
The sum of these divisors (counting 129431385) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101101101111011101011001
3
Ternary
100000112210111000
4
Quaternary
13231233131121
5
Quinary
231113301020
6
Senary
20502055213
8
Octal
755573531
10
Decimal
129431385
12
Duodecimal
3741a509
16
Hexadecimal
7b6f759
20
Vigesimal
208ii95
36
Base36
2525w9
md5
2c218c307fe62539eb66f58f49872ff7
sha1
2adef95870ca0f3ed6b0bc8f3f8a6b10a3e38790
sha256
594b0a35bcc50a9d9fc43d5d866c4617e95d89431c636d770453bc3544dab1cf
sha512
01846ebee66c1602b1bbf784da923432723b920ef8ada01a2ad0fe4454c7a424776191e9f539ca1771106485474439d277135219678fcbe290e8203fd012e80a
ripemd-160
f4229d2144569cc9669a2f0f1c9011b20f074a19
Diameter
258862770
Circumference
813241376.5199
Area
5.2629478851139E+16
Volume
9.0825417860415E+24
Surface area
2.1051791540456E+17
Circumference
813241376.5199
Perimeter
517725540
Area
16752483423018225
Diagonal
183043620.06373
Surface area
100514900538109350
Volume
2.1682971316308E+24
Space diagonal
224181734.91401
Perimeter
388294155
Area
7.2540381104057E+15
Altitude
112090867.457
Surface area
7.2540381104057E+15
Volume
2.5553626756725E+23
Height
61014540.021245