129431385 (number)

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.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million four hundred thirty-one thousand three hundred eighty-five

Notation

Scientific notation 1.29431385 × 10^8
Engineering notation 1.29431385 × 10^6

Prime Factorization of 129431385

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.

Most popular turbo-numbers

Basic calculations (n = 129431385)

Multiplication

n×y
n×2 258862770
n×3 388294155
n×4 517725540
n×5 647156925

Division

n÷y
n÷2 64715692.5
n÷3 43143795
n÷3 32357846.25
n÷5 25886277

Exponentiation

ny
n2 16752483423018225
n3 2.1682971316308E+24
n4 2.806457008385E+32
n5 3.6324361753823E+40

Nth Root

y√n
2√n 11376.791507275
3√n 505.84003572498
4√n 106.66204342349
5√n 41.918711005493

Divisors of 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 conversion 129431385

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

Cryptographic Hash Functions

md5 2c218c307fe62539eb66f58f49872ff7
sha1 2adef95870ca0f3ed6b0bc8f3f8a6b10a3e38790
sha256 594b0a35bcc50a9d9fc43d5d866c4617e95d89431c636d770453bc3544dab1cf
sha512 01846ebee66c1602b1bbf784da923432723b920ef8ada01a2ad0fe4454c7a424776191e9f539ca1771106485474439d277135219678fcbe290e8203fd012e80a
ripemd-160 f4229d2144569cc9669a2f0f1c9011b20f074a19

129431385 as geometric shapes

Circle

Radius = n
Diameter 258862770
Circumference 813241376.5199
Area 5.2629478851139E+16

Sphere

Radius = n
Volume 9.0825417860415E+24
Surface area 2.1051791540456E+17
Circumference 813241376.5199

Square

Length = n
Perimeter 517725540
Area 16752483423018225
Diagonal 183043620.06373

Cube

Length = n
Surface area 100514900538109350
Volume 2.1682971316308E+24
Space diagonal 224181734.91401

Equilateral Triangle

Length = n
Perimeter 388294155
Area 7.2540381104057E+15
Altitude 112090867.457

Triangular Pyramid

Length = n
Surface area 7.2540381104057E+15
Volume 2.5553626756725E+23
Height 61014540.021245