129121394 (number)

129121394 is an even 9-digits composite number following 129121393 and preceding 129121395. In scientific notation, it is written as 1.29121394 × 10^8. The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors. There are 63556752 positive integers (up to 129121394) that are relatively prime to 129121394.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29121394 × 10^8
Engineering notation 1.29121394 × 10^6

Prime Factorization of 129121394

Prime Factorization 2 × 167 × 107 × 3613

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 129121394
Product of the distinct prime numbers

The prime factorization of 129121394 is 2 × 167 × 107 × 3613. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129121394)

Multiplication

n×y
n×2 258242788
n×3 387364182
n×4 516485576
n×5 645606970

Division

n÷y
n÷2 64560697
n÷3 43040464.666667
n÷3 32280348.5
n÷5 25824278.8

Exponentiation

ny
n2 16672334388503236
n3 2.1527550574777E+24
n4 2.7796673396207E+32
n5 3.5891452174809E+40

Nth Root

y√n
2√n 11363.159507813
3√n 505.43588024694
4√n 106.59812150227
5√n 41.89861249564

Divisors of 129121394

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 -129121393
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 129121394 can be divided by 16 positive divisors. The sum of these divisors (counting 129121394) is 1, the average is 0.0625.

Base conversion 129121394

Base System Value
2 Binary 111101100100011110001110010
3 Ternary 22222222001020212
4 Quaternary 13230203301302
5 Quinary 231023341034
6 Senary 20451304122
8 Octal 754436162
10 Decimal 129121394
12 Duodecimal 372ab042
16 Hexadecimal 7b23c72
20 Vigesimal 207039e
36 Base36 24vipe

Cryptographic Hash Functions

md5 01eb276f74d8fb81df2ada2d91c3b234
sha1 afe1d811987058af92ac10101a62d9f7c8dd6136
sha256 f352f236f9a384186567f1b2c13c5a3068fee3f940e13069a806fb092ff3df12
sha512 ba5c821501581bddc35de375c1ff40d0fbb3f3e4a1812107b90970e5243692b852f78cd0179e06ef33660ddc48503ef0079c109f9899b929cdb1fc42bf22d81b
ripemd-160 c45e342520c1080076f85436fdc7db9604f9cf0e

129121394 as geometric shapes

Circle

Radius = n
Diameter 258242788
Circumference 811293645.62335
Area 5.2377683233114E+16

Sphere

Radius = n
Volume 9.0174392980668E+24
Surface area 2.0951073293246E+17
Circumference 811293645.62335

Square

Length = n
Perimeter 516485576
Area 16672334388503236
Diagonal 182605226.58732

Cube

Length = n
Surface area 100034006331019416
Volume 2.1527550574777E+24
Space diagonal 223644814.75212

Equilateral Triangle

Length = n
Perimeter 387364182
Area 7.2193325604163E+15
Altitude 111822407.37606

Triangular Pyramid

Length = n
Surface area 7.2193325604163E+15
Volume 2.5370461656268E+23
Height 60868408.86244