129123492 (number)

129123492 is an even 9-digits composite number following 129123491 and preceding 129123493. In scientific notation, it is written as 1.29123492 × 10^8. The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors. There are 43041160 positive integers (up to 129123492) that are relatively prime to 129123492.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-three thousand four hundred ninety-two

Notation

Scientific notation 1.29123492 × 10^8
Engineering notation 1.29123492 × 10^6

Prime Factorization of 129123492

Prime Factorization 2 × 2 × 3 × 10760291

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 64561746
Product of the distinct prime numbers

The prime factorization of 129123492 is 2 × 2 × 3 × 10760291. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129123492)

Multiplication

n×y
n×2 258246984
n×3 387370476
n×4 516493968
n×5 645617460

Division

n÷y
n÷2 64561746
n÷3 43041164
n÷3 32280873
n÷5 25824698.4

Exponentiation

ny
n2 16672876186274064
n3 2.1528599948553E+24
n4 2.7798480032282E+32
n5 3.5894368140606E+40

Nth Root

y√n
2√n 11363.251823312
3√n 505.43861771928
4√n 106.59855450855
5√n 41.898748650796

Divisors of 129123492

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129123491
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129123492 can be divided by 12 positive divisors. The sum of these divisors (counting 129123492) is 1, the average is 0.083333333333333.

Base conversion 129123492

Base System Value
2 Binary 111101100100100010010100100
3 Ternary 22222222011010120
4 Quaternary 13230210102210
5 Quinary 231023422432
6 Senary 20451321540
8 Octal 754442244
10 Decimal 129123492
12 Duodecimal 372b02b0
16 Hexadecimal 7b244a4
20 Vigesimal 20708ec
36 Base36 24vkbo

Cryptographic Hash Functions

md5 f8e71652e5f10592c78eccec7d34f4b9
sha1 3fa55945cdce57bd116f5d7657d7c4617024e3da
sha256 7fa57f79ab7a60486e6c61f56909626220b9936eaf98c2304ff5c72b308d99a5
sha512 5e0368f08973e6605ad2b1adccffc38029961585a7e6a7062461458cdca8ae69881cc9e2c8eb732f2620ab84e5afce7f1ceecb4356e93c69b58b0df2d5819757
ripemd-160 c3b87d485df96248fa2e183dcbf100ea782d7c78

129123492 as geometric shapes

Circle

Radius = n
Diameter 258246984
Circumference 811306827.74612
Area 5.2379385341011E+16

Sphere

Radius = n
Volume 9.0178788587266E+24
Surface area 2.0951754136404E+17
Circumference 811306827.74612

Square

Length = n
Perimeter 516493968
Area 16672876186274064
Diagonal 182608193.60737

Cube

Length = n
Surface area 100037257117644384
Volume 2.1528599948553E+24
Space diagonal 223648448.59471

Equilateral Triangle

Length = n
Perimeter 387370476
Area 7.219567165733E+15
Altitude 111824224.29736

Triangular Pyramid

Length = n
Surface area 7.219567165733E+15
Volume 2.5371698355124E+23
Height 60869397.869125