129660388 (number)

129660388 is an even 9-digits composite number following 129660387 and preceding 129660389. In scientific notation, it is written as 1.29660388 × 10^8. The sum of its digits is 43. It has a total of 6 prime factors and 48 positive divisors. There are 54172800 positive integers (up to 129660388) that are relatively prime to 129660388.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million six hundred sixty thousand three hundred eighty-eight

Notation

Scientific notation 1.29660388 × 10^8
Engineering notation 1.29660388 × 10^6

Prime Factorization of 129660388

Prime Factorization 2 × 2 × 13 × 11 × 541 × 419

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64830194
Product of the distinct prime numbers

The prime factorization of 129660388 is 2 × 2 × 13 × 11 × 541 × 419. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129660388)

Multiplication

n×y
n×2 259320776
n×3 388981164
n×4 518641552
n×5 648301940

Division

n÷y
n÷2 64830194
n÷3 43220129.333333
n÷3 32415097
n÷5 25932077.6

Exponentiation

ny
n2 16811816216310544
n3 2.1798266135915E+24
n4 2.82637164491E+32
n5 3.6646844411123E+40

Nth Root

y√n
2√n 11386.851540263
3√n 506.13818761152
4√n 106.70919145164
5√n 41.933533877105

Divisors of 129660388

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 -129660387
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 129660388 can be divided by 48 positive divisors. The sum of these divisors (counting 129660388) is 1, the average is 0.020833333333333.

Base conversion 129660388

Base System Value
2 Binary 111101110100111010111100100
3 Ternary 100000222102121121
4 Quaternary 13232213113210
5 Quinary 231143113023
6 Senary 20511023324
8 Octal 756472744
10 Decimal 129660388
12 Duodecimal 3750ab44
16 Hexadecimal 7ba75e4
20 Vigesimal 20a7aj8
36 Base36 2572lg

Cryptographic Hash Functions

md5 f8946eb9d8265e2cc8321e1681588af3
sha1 11de095a46a50f32371c9285c4663e7452a1cc8a
sha256 bbf8c9fdde7f9a9cbe66cac18caaf3bc8f5a4ced722e28b4d9081306fc9bf784
sha512 7c7fd73e818d34df1186a82f4887cc9df3ab11f000608e766d6c752805d03eb649ec6b93f75e8d825b55bb425350f5b073ce46fa8e3f775a0c43e8be9d85932e
ripemd-160 05e6cf7b031990aa10e9c40c24d1e660488e3c2a

129660388 as geometric shapes

Circle

Radius = n
Diameter 259320776
Circumference 814680244.8048
Area 5.2815878318663E+16

Sphere

Radius = n
Volume 9.1308363671448E+24
Surface area 2.1126351327465E+17
Circumference 814680244.8048

Square

Length = n
Perimeter 518641552
Area 16811816216310544
Diagonal 183367479.21216

Cube

Length = n
Surface area 100870897297863264
Volume 2.1798266135915E+24
Space diagonal 224578379.74509

Equilateral Triangle

Length = n
Perimeter 388981164
Area 7.2797299635401E+15
Altitude 112289189.87255

Triangular Pyramid

Length = n
Surface area 7.2797299635401E+15
Volume 2.5689503004691E+23
Height 61122493.070719