129121630 (number)

129121630 is an even 9-digits composite number following 129121629 and preceding 129121631. In scientific notation, it is written as 1.29121630 × 10^8. The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors. There are 42649600 positive integers (up to 129121630) that are relatively prime to 129121630.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-one thousand six hundred thirty

Notation

Scientific notation 1.29121630 × 10^8
Engineering notation 1.29121630 × 10^6

Prime Factorization of 129121630

Prime Factorization 2 × 187 × 145 × 2381

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 129121630
Product of the distinct prime numbers

The prime factorization of 129121630 is 2 × 187 × 145 × 2381. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129121630)

Multiplication

n×y
n×2 258243260
n×3 387364890
n×4 516486520
n×5 645608150

Division

n÷y
n÷2 64560815
n÷3 43040543.333333
n÷3 32280407.5
n÷5 25824326

Exponentiation

ny
n2 16672395333856900
n3 2.152766861512E+24
n4 2.7796876616841E+32
n5 3.5891780176754E+40

Nth Root

y√n
2√n 11363.169892244
3√n 505.43618818144
4√n 106.59817021058
5√n 41.898627811561

Divisors of 129121630

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129121629
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129121630 can be divided by 16 positive divisors. The sum of these divisors (counting 129121630) is 1, the average is 0.0625.

Base conversion 129121630

Base System Value
2 Binary 111101100100011110101011110
3 Ternary 22222222001120121
4 Quaternary 13230203311132
5 Quinary 231023343010
6 Senary 20451305154
8 Octal 754436536
10 Decimal 129121630
12 Duodecimal 372ab1ba
16 Hexadecimal 7b23d5e
20 Vigesimal 207041a
36 Base36 24vivy

Cryptographic Hash Functions

md5 df26fbe841dfb4cdba58fca5fb825b21
sha1 182f212c500761241c5f7598577d7cfc2e45eb5c
sha256 113a3cef1a0dbb7c2c6151cbec5ce0e760bc71624c15df7fc1e2d9e9373888d0
sha512 03b15a9dc9f566a5e0110c0ca99a06c73594e7326bd30d1786c80f60d864cb0c4ef6aa6902f003e6d68f29ac961bc9a2c7e3af93bad40099b1394c75334c5515
ripemd-160 7e13a3dee3af242e950f18833b8a1d6ca43c6046

129121630 as geometric shapes

Circle

Radius = n
Diameter 258243260
Circumference 811295128.45508
Area 5.237787469859E+16

Sphere

Radius = n
Volume 9.0174887426902E+24
Surface area 2.0951149879436E+17
Circumference 811295128.45508

Square

Length = n
Perimeter 516486520
Area 16672395333856900
Diagonal 182605560.34172

Cube

Length = n
Surface area 100034372003141400
Volume 2.152766861512E+24
Space diagonal 223645223.51611

Equilateral Triangle

Length = n
Perimeter 387364890
Area 7.2193589505286E+15
Altitude 111822611.75805

Triangular Pyramid

Length = n
Surface area 7.2193589505286E+15
Volume 2.5370600768147E+23
Height 60868520.113907