129123828 (number)

129123828 is an even 9-digits composite number following 129123827 and preceding 129123829. In scientific notation, it is written as 1.29123828 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 42962400 positive integers (up to 129123828) that are relatively prime to 129123828.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29123828 × 10^8
Engineering notation 1.29123828 × 10^6

Prime Factorization of 129123828

Prime Factorization 2 × 2 × 3 × 9 × 1021 × 1171

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64561914
Product of the distinct prime numbers

The prime factorization of 129123828 is 2 × 2 × 3 × 9 × 1021 × 1171. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129123828)

Multiplication

n×y
n×2 258247656
n×3 387371484
n×4 516495312
n×5 645619140

Division

n÷y
n÷2 64561914
n÷3 43041276
n÷3 32280957
n÷5 25824765.6

Exponentiation

ny
n2 16672962957373584
n3 2.1528768011583E+24
n4 2.7798769377795E+32
n5 3.5894835157501E+40

Nth Root

y√n
2√n 11363.266607803
3√n 505.43905612964
4√n 106.59862385511
5√n 41.898770456223

Divisors of 129123828

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 -129123827
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 129123828 can be divided by 48 positive divisors. The sum of these divisors (counting 129123828) is 1, the average is 0.020833333333333.

Base conversion 129123828

Base System Value
2 Binary 111101100100100010111110100
3 Ternary 22222222011121000
4 Quaternary 13230210113310
5 Quinary 231023430303
6 Senary 20451323300
8 Octal 754442764
10 Decimal 129123828
12 Duodecimal 372b0530
16 Hexadecimal 7b245f4
20 Vigesimal 20709b8
36 Base36 24vkl0

Cryptographic Hash Functions

md5 ea25da94e0bb83be3e157bca80ae1374
sha1 56f119ac42fae82a8978de5aa96750177d482331
sha256 e2dcc495834945766e5659a1353069b18496fbc2fd0ccd3a7a2a4da1da8f136c
sha512 9384c96c81f02417b5e08419030f5b2fe205c94cf511ec275918a53e22a1979b3a11fd6617137089aa74e0fa97c606715aa164dcf1ab2c7846020c2c47dfb0be
ripemd-160 760e16ba2439f6c9d2e20894affe2fb594fcada4

129123828 as geometric shapes

Circle

Radius = n
Diameter 258247656
Circumference 811308938.89638
Area 5.237965794046E+16

Sphere

Radius = n
Volume 9.0179492568037E+24
Surface area 2.0951863176184E+17
Circumference 811308938.89638

Square

Length = n
Perimeter 516495312
Area 16672962957373584
Diagonal 182608668.78313

Cube

Length = n
Surface area 100037777744241504
Volume 2.1528768011583E+24
Space diagonal 223649030.56378

Equilateral Triangle

Length = n
Perimeter 387371484
Area 7.2196047387212E+15
Altitude 111824515.28189

Triangular Pyramid

Length = n
Surface area 7.2196047387212E+15
Volume 2.5371896419304E+23
Height 60869556.261044