129122445 (number)

129122445 is an odd 9-digits composite number following 129122444 and preceding 129122446. In scientific notation, it is written as 1.29122445 × 10^8. The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors. There are 68865296 positive integers (up to 129122445) that are relatively prime to 129122445.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-two thousand four hundred forty-five

Notation

Scientific notation 1.29122445 × 10^8
Engineering notation 1.29122445 × 10^6

Prime Factorization of 129122445

Prime Factorization 15 × 8608163

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 129122445
Product of the distinct prime numbers

The prime factorization of 129122445 is 15 × 8608163. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129122445)

Multiplication

n×y
n×2 258244890
n×3 387367335
n×4 516489780
n×5 645612225

Division

n÷y
n÷2 64561222.5
n÷3 43040815
n÷3 32280611.25
n÷5 25824489

Exponentiation

ny
n2 16672605802778025
n3 2.1528076257759E+24
n4 2.7797578425483E+32
n5 3.5892912913776E+40

Nth Root

y√n
2√n 11363.205753659
3√n 505.43725159642
4√n 106.59833841885
5√n 41.898680703234

Divisors of 129122445

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129122444
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129122445 can be divided by 4 positive divisors. The sum of these divisors (counting 129122445) is 1, the average is 0.25.

Base conversion 129122445

Base System Value
2 Binary 111101100100100000010001101
3 Ternary 22222222002200210
4 Quaternary 13230210002031
5 Quinary 231023404240
6 Senary 20451313033
8 Octal 754440215
10 Decimal 129122445
12 Duodecimal 372ab779
16 Hexadecimal 7b2408d
20 Vigesimal 2070625
36 Base36 24vjil

Cryptographic Hash Functions

md5 cd61587415c21e9b4ceb160659e41485
sha1 508aa7385c04ac657fcfc20796a0a0924ebdf6fa
sha256 b12354e2a6d566a4ac95553f85f4a01586430fa2d10a5c76436bc404c010551d
sha512 369c5c3b64604bb101623e138f9b01b383e21eb4fcf2e0bf190da462aa40ff507c34adceb1c4f07214c871239f6c4642ef054a63069a25e95abc24c4d604b4d2
ripemd-160 057141f6efe53d102d1984470b44b0314bf95cfa

129122445 as geometric shapes

Circle

Radius = n
Diameter 258244890
Circumference 811300249.2511
Area 5.2378535906206E+16

Sphere

Radius = n
Volume 9.0176594956395E+24
Surface area 2.0951414362482E+17
Circumference 811300249.2511

Square

Length = n
Perimeter 516489780
Area 16672605802778025
Diagonal 182606712.92577

Cube

Length = n
Surface area 100035634816668150
Volume 2.1528076257759E+24
Space diagonal 223646635.13752

Equilateral Triangle

Length = n
Perimeter 387367335
Area 7.2194500862448E+15
Altitude 111823317.56876

Triangular Pyramid

Length = n
Surface area 7.2194500862448E+15
Volume 2.5371081179604E+23
Height 60868904.308591