129875984 (number)
129875984 is an even 9-digits composite number following 129875983 and preceding 129875985. In scientific notation, it is written as 1.29875984 × 10^8. The sum of its digits is 53. It has a total of 7 prime factors and 40 positive divisors. There are 55554048 positive integers (up to 129875984) that are relatively prime to 129875984.
Interesting facts
- 129875984 has 40 divisors, whose sum is 288136320
- The reverse of 129875984 is 489578921
- Previous prime number is 1409
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 53
- Digital Root 8
Name
Name | one hundred twenty-nine million eight hundred seventy-five thousand nine hundred eighty-four |
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Notation
Scientific notation | 1.29875984 × 10^8 |
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Engineering notation | 1.29875984 × 10^6 |
Prime Factorization of 129875984
Prime Factorization 2 × 2 × 2 × 2 × 7 × 1409 × 823
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 16234498 | Product of the distinct prime numbers |
The prime factorization of 129875984 is 2 × 2 × 2 × 2 × 7 × 1409 × 823. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129875984)
Multiplication
n×yn×2 | 259751968 |
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n×3 | 389627952 |
n×4 | 519503936 |
n×5 | 649379920 |
Division
n÷yn÷2 | 64937992 |
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n÷3 | 43291994.666667 |
n÷3 | 32468996 |
n÷5 | 25975196.8 |
Exponentiation
nyn2 | 16867771219968256 |
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n3 | 2.1907183850803E+24 |
n4 | 2.8452170592919E+32 |
n5 | 3.6952536526912E+40 |
Nth Root
y√n2√n | 11396.314491975 |
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3√n | 506.41856350934 |
4√n | 106.75352215255 |
5√n | 41.947469814273 |
Divisors of 129875984
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -129875983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 129875984 can be divided by 40 positive divisors. The sum of these divisors (counting 129875984) is 1, the average is 0.025.
Base conversion 129875984
Base | System | Value |
---|---|---|
2 | Binary | 111101111011100000000010000 |
3 | Ternary | 100001101101100122 |
4 | Quaternary | 13233130000100 |
5 | Quinary | 231222012414 |
6 | Senary | 20515405412 |
8 | Octal | 757340020 |
10 | Decimal | 129875984 |
12 | Duodecimal | 375b3868 |
16 | Hexadecimal | 7bdc010 |
20 | Vigesimal | 20be9j4 |
36 | Base36 | 25boy8 |
Cryptographic Hash Functions
md5 | afb462705d9ab6d47c50e4f824bb5007 |
---|---|
sha1 | 7cf8f4dc51b2c70f2134248da854ad0de24fd891 |
sha256 | 35679f38e37e71a6713d831309399a0189db5f66c6897d935011867ca395b62f |
sha512 | 3296c2182752f37f634c0c21afe976f3953803fd109c6da888f697a7ed4aac808a3e55ca5451bad26bdceced4d09341c9c78f10c47ab2235ab06e41a0ff125bc |
ripemd-160 | 6ab69094dc49548a87af35080e180d7b8d9ae03d |
129875984 as geometric shapes
Circle
Radius = nDiameter | 259751968 |
---|---|
Circumference | 816034874.42429 |
Area | 5.2991666147086E+16 |
Sphere
Radius = nVolume | 9.1764597128696E+24 |
---|---|
Surface area | 2.1196666458834E+17 |
Circumference | 816034874.42429 |
Square
Length = nPerimeter | 519503936 |
---|---|
Area | 16867771219968256 |
Diagonal | 183672377.99935 |
Cube
Length = nSurface area | 101206627319809536 |
---|---|
Volume | 2.1907183850803E+24 |
Space diagonal | 224951802.971 |
Equilateral Triangle
Length = nPerimeter | 389627952 |
---|---|
Area | 7.3039591908583E+15 |
Altitude | 112475901.4855 |
Triangular Pyramid
Length = nSurface area | 7.3039591908583E+15 |
---|---|
Volume | 2.5817863762672E+23 |
Height | 61224125.999784 |