129243939 (number)

129243939 is an odd 9-digits composite number following 129243938 and preceding 129243940. In scientific notation, it is written as 1.29243939 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 76507200 positive integers (up to 129243939) that are relatively prime to 129243939.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million two hundred forty-three thousand nine hundred thirty-nine

Notation

Scientific notation 1.29243939 × 10^8
Engineering notation 1.29243939 × 10^6

Prime Factorization of 129243939

Prime Factorization 3 × 473 × 91081

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129243939
Product of the distinct prime numbers

The prime factorization of 129243939 is 3 × 473 × 91081. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129243939)

Multiplication

n×y
n×2 258487878
n×3 387731817
n×4 516975756
n×5 646219695

Division

n÷y
n÷2 64621969.5
n÷3 43081313
n÷3 32310984.75
n÷5 25848787.8

Exponentiation

ny
n2 16703995768235721
n3 2.1588902101261E+24
n4 2.7902347462524E+32
n5 3.6062092934032E+40

Nth Root

y√n
2√n 11368.550435302
3√n 505.5957273843
4√n 106.62340472571
5√n 41.906562405775

Divisors of 129243939

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 -129243938
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 129243939 can be divided by 8 positive divisors. The sum of these divisors (counting 129243939) is 1, the average is 0.125.

Base conversion 129243939

Base System Value
2 Binary 111101101000001101100100011
3 Ternary 100000012021100120
4 Quaternary 13231001230203
5 Quinary 231041301224
6 Senary 20454051323
8 Octal 755015443
10 Decimal 129243939
12 Duodecimal 37349b43
16 Hexadecimal 7b41b23
20 Vigesimal 207f9gj
36 Base36 24y59f

Cryptographic Hash Functions

md5 f2f3b89fac68b5bbeb0151f4925023ba
sha1 b60672f81065eeb45fddd115f196447a50487b3c
sha256 5bd05f5e26983c151c1bdd394470b741b2677b9e912402dccd740313d08a9526
sha512 efc255b6b6b45d1f29bfa2c083ab72f6ecff3e8b9a01c66114de5120c1333ddb463fd344c7be81404723f65c8773ce7dea5908ec29207a205ded0d4c2f2aef82
ripemd-160 957650c8b8ff702537259777f49e740bae9918f1

129243939 as geometric shapes

Circle

Radius = n
Diameter 258487878
Circumference 812063618.56681
Area 5.2477150391084E+16

Sphere

Radius = n
Volume 9.0431381653855E+24
Surface area 2.0990860156434E+17
Circumference 812063618.56681

Square

Length = n
Perimeter 516975756
Area 16703995768235721
Diagonal 182778531.38832

Cube

Length = n
Surface area 100223974609414326
Volume 2.1588902101261E+24
Space diagonal 223857068.91833

Equilateral Triangle

Length = n
Perimeter 387731817
Area 7.2330423399999E+15
Altitude 111928534.45917

Triangular Pyramid

Length = n
Surface area 7.2330423399999E+15
Volume 2.5442765123624E+23
Height 60926177.12944