129538439 (number)

129538439 is an odd 9-digits composite number following 129538438 and preceding 129538440. In scientific notation, it is written as 1.29538439 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 126321336 positive integers (up to 129538439) that are relatively prime to 129538439.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million five hundred thirty-eight thousand four hundred thirty-nine

Notation

Scientific notation 1.29538439 × 10^8
Engineering notation 1.29538439 × 10^6

Prime Factorization of 129538439

Prime Factorization 47 × 283 × 9739

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129538439
Product of the distinct prime numbers

The prime factorization of 129538439 is 47 × 283 × 9739. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129538439)

Multiplication

n×y
n×2 259076878
n×3 388615317
n×4 518153756
n×5 647692195

Division

n÷y
n÷2 64769219.5
n÷3 43179479.666667
n÷3 32384609.75
n÷5 25907687.8

Exponentiation

ny
n2 16780207178556721
n3 2.1736818440068E+24
n4 2.8157535295529E+32
n5 3.6474831682702E+40

Nth Root

y√n
2√n 11381.495464129
3√n 505.97945908586
4√n 106.68409189813
5√n 41.925642989941

Divisors of 129538439

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 -129538438
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 129538439 can be divided by 8 positive divisors. The sum of these divisors (counting 129538439) is 1, the average is 0.125.

Base conversion 129538439

Base System Value
2 Binary 111101110001001100110000111
3 Ternary 100000202020022222
4 Quaternary 13232021212013
5 Quinary 231130212224
6 Senary 20504242555
8 Octal 756114607
10 Decimal 129538439
12 Duodecimal 3747045b
16 Hexadecimal 7b89987
20 Vigesimal 209c61j
36 Base36 254ghz

Cryptographic Hash Functions

md5 8502981e18a63b634b7496cdfbab447c
sha1 70ed7445abc1fed98b01568083731dee08578f15
sha256 8655ee456901ec50221a88f5eecfc2bd94256058c6d566955be2b72ae2bc282c
sha512 5e9270cabefd67a4a872e1896cdf0c4dc1a0ba6ca4b4f00f7f9a9626234736e0ff5ec1e7e95ac0bc9957092a4ac1ea9e19da6e83074023d0857e6b3af0566e07
ripemd-160 d4ea35cb591756cb8e66cff3cb8951aef3cbd9e3

129538439 as geometric shapes

Circle

Radius = n
Diameter 259076878
Circumference 813914016.63978
Area 5.2716575597869E+16

Sphere

Radius = n
Volume 9.1050972164978E+24
Surface area 2.1086630239147E+17
Circumference 813914016.63978

Square

Length = n
Perimeter 518153756
Area 16780207178556721
Diagonal 183195017.28244

Cube

Length = n
Surface area 100681243071340326
Volume 2.1736818440068E+24
Space diagonal 224367157.88116

Equilateral Triangle

Length = n
Perimeter 388615317
Area 7.2660428486981E+15
Altitude 112183578.94058

Triangular Pyramid

Length = n
Surface area 7.2660428486981E+15
Volume 2.5617086200655E+23
Height 61065005.760813