129809265 (number)

129809265 is an odd 9-digits composite number following 129809264 and preceding 129809266. In scientific notation, it is written as 1.29809265 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 68940032 positive integers (up to 129809265) that are relatively prime to 129809265.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million eight hundred nine thousand two hundred sixty-five

Notation

Scientific notation 1.29809265 × 10^8
Engineering notation 1.29809265 × 10^6

Prime Factorization of 129809265

Prime Factorization 15 × 239 × 36209

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129809265
Product of the distinct prime numbers

The prime factorization of 129809265 is 15 × 239 × 36209. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129809265)

Multiplication

n×y
n×2 259618530
n×3 389427795
n×4 519237060
n×5 649046325

Division

n÷y
n÷2 64904632.5
n÷3 43269755
n÷3 32452316.25
n÷5 25961853

Exponentiation

ny
n2 16850445279840225
n3 2.1873439166988E+24
n4 2.8393750612889E+32
n5 3.6857718976524E+40

Nth Root

y√n
2√n 11393.38689767
3√n 506.33183069833
4√n 106.73980933874
5√n 41.943159135086

Divisors of 129809265

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 -129809264
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 129809265 can be divided by 8 positive divisors. The sum of these divisors (counting 129809265) is 1, the average is 0.125.

Base conversion 129809265

Base System Value
2 Binary 111101111001011101101110001
3 Ternary 100001020222211120
4 Quaternary 13233023231301
5 Quinary 231212344030
6 Senary 20514132453
8 Octal 757135561
10 Decimal 129809265
12 Duodecimal 37581129
16 Hexadecimal 7bcbb71
20 Vigesimal 20b6335
36 Base36 25a9gx

Cryptographic Hash Functions

md5 b2012f0e215f4119178ef4e2b71fd33e
sha1 220b44f81e05083fed22e342b45aa2a7ec6fb4cf
sha256 c6403b8d0d249b25f36a2d41f9438d67750bc7179a7d029fdc663325f458583b
sha512 8f8f13d2406dbc159f5ef1ae65faa4b892120dbe07ff29efa85ae60e3456f717fc99627919ed217c5abbe22b80dab85cc82a9ad042ed9c4a052a965a6374788e
ripemd-160 57a53b48c018ffe56d7613bb53a44a418c1256e9

129809265 as geometric shapes

Circle

Radius = n
Diameter 259618530
Circumference 815615666.58378
Area 5.2937235100863E+16

Sphere

Radius = n
Volume 9.1623247727669E+24
Surface area 2.1174894040345E+17
Circumference 815615666.58378

Square

Length = n
Perimeter 519237060
Area 16850445279840225
Diagonal 183578023.08468

Cube

Length = n
Surface area 101102671679041350
Volume 2.1873439166988E+24
Space diagonal 224836242.27317

Equilateral Triangle

Length = n
Perimeter 389427795
Area 7.2964568387106E+15
Altitude 112418121.13659

Triangular Pyramid

Length = n
Surface area 7.2964568387106E+15
Volume 2.5778095271414E+23
Height 61192674.361561