129440906 (number)

129440906 is an even 9-digits composite number following 129440905 and preceding 129440907. In scientific notation, it is written as 1.29440906 × 10^8. The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors. There are 55345680 positive integers (up to 129440906) that are relatively prime to 129440906.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29440906 × 10^8
Engineering notation 1.29440906 × 10^6

Prime Factorization of 129440906

Prime Factorization 2 × 7 × 439 × 21061

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 129440906
Product of the distinct prime numbers

The prime factorization of 129440906 is 2 × 7 × 439 × 21061. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 4, 10, 53, 425, 521, 9998, 8755, 24259, 84883, 871620, 630838, 5604132, 4468860, 53839524, 14927153, 907360740, 295027440, 4021763509, 5632054517

Basic calculations (n = 129440906)

Multiplication

n×y
n×2 258881812
n×3 388322718
n×4 517763624
n×5 647204530

Division

n÷y
n÷2 64720453
n÷3 43146968.666667
n÷3 32360226.5
n÷5 25888181.2

Exponentiation

ny
n2 16754948146100836
n3 2.1687756680143E+24
n4 2.8072828737853E+32
n5 3.6337723858105E+40

Nth Root

y√n
2√n 11377.209939172
3√n 505.85243865413
4√n 106.66400488999
5√n 41.919327697193

Divisors of 129440906

1, 2, 7, 14, 439, 878, 3073, 6146, 21061, 42122, 147427, 294854, 9245779, 18491558, 64720453, 129440906

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 -129440905
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 129440906 can be divided by 16 positive divisors. The sum of these divisors (counting 129440906) is 1, the average is 0.0625.

Base conversion 129440906

Base System Value
2 Binary 111101101110001110010001010
3 Ternary 100000120021112122
4 Quaternary 13231301302022
5 Quinary 231114102111
6 Senary 20502211242
8 Octal 755616212
10 Decimal 129440906
12 Duodecimal 37423b22
16 Hexadecimal 7b71c8a
20 Vigesimal 2090256
36 Base36 252d8q

Cryptographic Hash Functions

md5 2533f971ad565d268949b02b064c3088
sha1 a706ad340e1ef95f9e37ac1d8be9975e7224c1e6
sha256 c2c8575f76d7caa8c33700f973b8afe572f391b1b6a0f7ca03f8967fd0c2dc92
sha512 ef0dc1aac1f24b42503930480b1c042244c8dfddf10705a290dc2817009c6ce5543e92c852febfe286617dba478bb7acbf03ebf5c77f65c71c3d0aedacd42f12
ripemd-160 59ef4b638d933345a73b4dffb3afc8609593fa9e

129440906 as geometric shapes

Circle

Radius = n
Diameter 258881812
Circumference 813301198.72721
Area 5.2637222007068E+16

Sphere

Radius = n
Volume 9.0845462745574E+24
Surface area 2.1054888802827E+17
Circumference 813301198.72721

Square

Length = n
Perimeter 517763624
Area 16754948146100836
Diagonal 183057084.79106

Cube

Length = n
Surface area 100529688876605016
Volume 2.1687756680143E+24
Space diagonal 224198225.76975

Equilateral Triangle

Length = n
Perimeter 388322718
Area 7.2551053668072E+15
Altitude 112099112.88487

Triangular Pyramid

Length = n
Surface area 7.2551053668072E+15
Volume 2.5559266362088E+23
Height 61019028.263687