129449938 (number)

129449938 is an even 9-digits composite number following 129449937 and preceding 129449939. In scientific notation, it is written as 1.29449938 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 63347796 positive integers (up to 129449938) that are relatively prime to 129449938.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million four hundred forty-nine thousand nine hundred thirty-eight

Notation

Scientific notation 1.29449938 × 10^8
Engineering notation 1.29449938 × 10^6

Prime Factorization of 129449938

Prime Factorization 2 × 47 × 1377127

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129449938
Product of the distinct prime numbers

The prime factorization of 129449938 is 2 × 47 × 1377127. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 1, 81, 89, 386, 697, 7576, 7485, 62425, 25262, 358281, 403397, 8821924, 668051, 53794917, 65640277, 32796226, 123283979, 3677504425, 1296794952

Basic calculations (n = 129449938)

Multiplication

n×y
n×2 258899876
n×3 388349814
n×4 517799752
n×5 647249690

Division

n÷y
n÷2 64724969
n÷3 43149979.333333
n÷3 32362484.5
n÷5 25889987.6

Exponentiation

ny
n2 16757286448203844
n3 2.1692296917682E+24
n4 2.8080664910716E+32
n5 3.6350403316909E+40

Nth Root

y√n
2√n 11377.606866121
3√n 505.86420400483
4√n 106.66586551527
5√n 41.919912681975

Divisors of 129449938

1, 2, 47, 94, 1377127, 2754254, 64724969, 129449938

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129449937
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129449938 can be divided by 8 positive divisors. The sum of these divisors (counting 129449938) is 1, the average is 0.125.

Base conversion 129449938

Base System Value
2 Binary 111101101110011111111010010
3 Ternary 100000120201221011
4 Quaternary 13231303333102
5 Quinary 231114344223
6 Senary 20502321134
8 Octal 755637722
10 Decimal 129449938
12 Duodecimal 374291aa
16 Hexadecimal 7b73fd2
20 Vigesimal 20914gi
36 Base36 252k7m

Cryptographic Hash Functions

md5 c638c3b00b499576c90ccdaff63da254
sha1 631dd26f3942b5c36c174dd8e1d1f60ede79d3c4
sha256 ba28fbe3f547a5b7873a3fc474d9bd9e9d3a2898280e4c003691033601709506
sha512 2c12c61bf1e6f77de0404154fa3ec7a296b3097688791472c18d9c0ceacd0c1fe0aee30c5c60c2ced300120b82808c6c39578ab6dccbe5223da62820e0a62af3
ripemd-160 b3dff979f4582caa255f98aeb2eb2fd20428f352

129449938 as geometric shapes

Circle

Radius = n
Diameter 258899876
Circumference 813357948.45691
Area 5.2644567999777E+16

Sphere

Radius = n
Volume 9.0864480848106E+24
Surface area 2.1057827199911E+17
Circumference 813357948.45691

Square

Length = n
Perimeter 517799752
Area 16757286448203844
Diagonal 183069857.96796

Cube

Length = n
Surface area 100543718689223064
Volume 2.1692296917682E+24
Space diagonal 224213869.65264

Equilateral Triangle

Length = n
Perimeter 388349814
Area 7.2561178813186E+15
Altitude 112106934.82632

Triangular Pyramid

Length = n
Surface area 7.2561178813186E+15
Volume 2.5564617083342E+23
Height 61023285.989319