129647904 (number)

129647904 is an even 9-digits composite number following 129647903 and preceding 129647905. In scientific notation, it is written as 1.29647904 × 10^8. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 42160640 positive integers (up to 129647904) that are relatively prime to 129647904.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million six hundred forty-seven thousand nine hundred four

Notation

Scientific notation 1.29647904 × 10^8
Engineering notation 1.29647904 × 10^6

Prime Factorization of 129647904

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 41 × 32939

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8102994
Product of the distinct prime numbers

The prime factorization of 129647904 is 2 × 2 × 2 × 2 × 2 × 3 × 41 × 32939. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129647904)

Multiplication

n×y
n×2 259295808
n×3 388943712
n×4 518591616
n×5 648239520

Division

n÷y
n÷2 64823952
n÷3 43215968
n÷3 32411976
n÷5 25929580.8

Exponentiation

ny
n2 16808579011593216
n3 2.1791970380715E+24
n4 2.8252832838897E+32
n5 3.6629205596254E+40

Nth Root

y√n
2√n 11386.303350956
3√n 506.12194304104
4√n 106.70662280738
5√n 41.932726354611

Divisors of 129647904

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 -129647903
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 129647904 can be divided by 48 positive divisors. The sum of these divisors (counting 129647904) is 1, the average is 0.020833333333333.

Base conversion 129647904

Base System Value
2 Binary 111101110100100010100100000
3 Ternary 100000221210111020
4 Quaternary 13232210110200
5 Quinary 231142213104
6 Senary 20510445440
8 Octal 756442440
10 Decimal 129647904
12 Duodecimal 37503880
16 Hexadecimal 7ba4520
20 Vigesimal 20a5jf4
36 Base36 256syo

Cryptographic Hash Functions

md5 b77af7f9124992fff32d539754cbca32
sha1 480f7460601c1fb59d65f07eb00f62d3dc175138
sha256 4650ea7ffeec25fa5f4dd17b9817e85d3a8a6c8b47bade744fe70c69b04cbc5b
sha512 7c5df7b5a3d426bdf0f99666fa978b38f158e6a4a023b5fbf1045f65e3c51937d0699aac94d0bee51be56bc8c869468813129780f7aa508388935908de03a138
ripemd-160 83a189563f848c8ae3a8947dc8546b7d38896589

129647904 as geometric shapes

Circle

Radius = n
Diameter 259295808
Circumference 814601805.51943
Area 5.2805708340105E+16

Sphere

Radius = n
Volume 9.1281992073732E+24
Surface area 2.1122283336042E+17
Circumference 814601805.51943

Square

Length = n
Perimeter 518591616
Area 16808579011593216
Diagonal 183349824.17005

Cube

Length = n
Surface area 100851474069559296
Volume 2.1791970380715E+24
Space diagonal 224556756.82281

Equilateral Triangle

Length = n
Perimeter 388943712
Area 7.2783282127788E+15
Altitude 112278378.41141

Triangular Pyramid

Length = n
Surface area 7.2783282127788E+15
Volume 2.5682083386033E+23
Height 61116608.056682