129878980 (number)

129878980 is an even 9-digits composite number following 129878979 and preceding 129878981. In scientific notation, it is written as 1.29878980 × 10^8. The sum of its digits is 52. It has a total of 8 prime factors and 96 positive divisors. There are 37171200 positive integers (up to 129878980) that are relatively prime to 129878980.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29878980 × 10^8
Engineering notation 1.29878980 × 10^6

Prime Factorization of 129878980

Prime Factorization 2 × 2 × 7 × 85 × 11 × 41 × 11 × 11

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 536690
Product of the distinct prime numbers

The prime factorization of 129878980 is 2 × 2 × 7 × 85 × 11 × 41 × 11 × 11. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129878980)

Multiplication

n×y
n×2 259757960
n×3 389636940
n×4 519515920
n×5 649394900

Division

n÷y
n÷2 64939490
n÷3 43292993.333333
n÷3 32469745
n÷5 25975796

Exponentiation

ny
n2 16868549445840400
n3 2.1908699961053E+24
n4 2.8454796040676E+32
n5 3.6956798858711E+40

Nth Root

y√n
2√n 11396.445937221
3√n 506.42245752758
4√n 106.75413779906
5√n 41.947663342678

Divisors of 129878980

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129878979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129878980 can be divided by 96 positive divisors. The sum of these divisors (counting 129878980) is 1, the average is 0.010416666666667.

Base conversion 129878980

Base System Value
2 Binary 111101111011100101111000100
3 Ternary 100001101112110121
4 Quaternary 13233130233010
5 Quinary 231222111410
6 Senary 20515431324
8 Octal 757345704
10 Decimal 129878980
12 Duodecimal 375b5544
16 Hexadecimal 7bdcbc4
20 Vigesimal 20beh90
36 Base36 25br9g

Cryptographic Hash Functions

md5 8088ec7b0712b5d6a1b3853f506a78d2
sha1 edb65194c88de22b6a1847edfce729caea0a70b4
sha256 ccde546d932d88fe05b5a3ec7e982e8c94400e9c74fc94aa2d15db745813754e
sha512 524fa5310536f47eb160335907f7db3285d3674ed8270075f3e60f5f25c7c6ee4e876f63ad72a190690180b2225fb8f2c8a5b476a7f5976129e8e0d3323bac59
ripemd-160 9c989336929d0316b6ce68ef1d36d3399c3888c8

129878980 as geometric shapes

Circle

Radius = n
Diameter 259757960
Circumference 816053698.84747
Area 5.2994111015768E+16

Sphere

Radius = n
Volume 9.1770947796463E+24
Surface area 2.1197644406307E+17
Circumference 816053698.84747

Square

Length = n
Perimeter 519515920
Area 16868549445840400
Diagonal 183676614.98318

Cube

Length = n
Surface area 101211296675042400
Volume 2.1908699961053E+24
Space diagonal 224956992.19522

Equilateral Triangle

Length = n
Perimeter 389636940
Area 7.3042961725458E+15
Altitude 112478496.09761

Triangular Pyramid

Length = n
Surface area 7.3042961725458E+15
Volume 2.5819650515737E+23
Height 61225538.327728