129871020 (number)

129871020 is an even 9-digits composite number following 129871019 and preceding 129871021. In scientific notation, it is written as 1.29871020 × 10^8. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 34584576 positive integers (up to 129871020) that are relatively prime to 129871020.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million eight hundred seventy-one thousand twenty

Notation

Scientific notation 1.29871020 × 10^8
Engineering notation 1.29871020 × 10^6

Prime Factorization of 129871020

Prime Factorization 2 × 2 × 3 × 5 × 1249 × 1733

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64935510
Product of the distinct prime numbers

The prime factorization of 129871020 is 2 × 2 × 3 × 5 × 1249 × 1733. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129871020)

Multiplication

n×y
n×2 259742040
n×3 389613060
n×4 519484080
n×5 649355100

Division

n÷y
n÷2 64935510
n÷3 43290340
n÷3 32467755
n÷5 25974204

Exponentiation

ny
n2 16866481835840400
n3 2.1904671998321E+24
n4 2.8447820951873E+32
n5 3.6945475237972E+40

Nth Root

y√n
2√n 11396.096700186
3√n 506.41211147282
4√n 106.75250207928
5√n 41.947149153875

Divisors of 129871020

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129871019
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129871020 can be divided by 48 positive divisors. The sum of these divisors (counting 129871020) is 1, the average is 0.020833333333333.

Base conversion 129871020

Base System Value
2 Binary 111101111011010110010101100
3 Ternary 100001101010112210
4 Quaternary 13233122302230
5 Quinary 231221333040
6 Senary 20515330420
8 Octal 757326254
10 Decimal 129871020
12 Duodecimal 375b0a10
16 Hexadecimal 7bdacac
20 Vigesimal 20bdhb0
36 Base36 25bl4c

Cryptographic Hash Functions

md5 0131a86b56f5f8da4d100a8c685fb10c
sha1 31c85ce8efde17db4577062bafc5b7c27c542b57
sha256 8a95561e086f66245b00e6ae9186c03410c23c582c073fc6523e2450f8e20cb9
sha512 8a1c290f5abdf3127fe0f375d6bed625951c31d0f8361f6ec72e5bdea988c47488ef2cc689cfdab08019b33370f2c60c64dca2e5de504c2ddb3d1ae8854f178b
ripemd-160 956fc5afe821baee9460f63c2399eda1e66d6a39

129871020 as geometric shapes

Circle

Radius = n
Diameter 259742040
Circumference 816003684.69243
Area 5.2987615427382E+16

Sphere

Radius = n
Volume 9.1754075505624E+24
Surface area 2.1195046170953E+17
Circumference 816003684.69243

Square

Length = n
Perimeter 519484080
Area 16866481835840400
Diagonal 183665357.84323

Cube

Length = n
Surface area 101198891015042400
Volume 2.1904671998321E+24
Space diagonal 224943205.07079

Equilateral Triangle

Length = n
Perimeter 389613060
Area 7.3034008711533E+15
Altitude 112471602.5354

Triangular Pyramid

Length = n
Surface area 7.3034008711533E+15
Volume 2.5814903516133E+23
Height 61221785.947742