129870072 (number)
129870072 is an even 9-digits composite number following 129870071 and preceding 129870073. In scientific notation, it is written as 1.29870072 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 48 positive divisors. There are 40743168 positive integers (up to 129870072) that are relatively prime to 129870072.
Interesting facts
- 129870072 has 48 divisors, whose sum is 372425040
- The reverse of 129870072 is 270078921
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 36
- Digital Root 9
Name
Name | one hundred twenty-nine million eight hundred seventy thousand seventy-two |
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Notation
Scientific notation | 1.29870072 × 10^8 |
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Engineering notation | 1.29870072 × 10^6 |
Prime Factorization of 129870072
Prime Factorization 2 × 2 × 2 × 17 × 3 × 3 × 106103
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 10822506 | Product of the distinct prime numbers |
The prime factorization of 129870072 is 2 × 2 × 2 × 17 × 3 × 3 × 106103. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129870072)
Multiplication
n×yn×2 | 259740144 |
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n×3 | 389610216 |
n×4 | 519480288 |
n×5 | 649350360 |
Division
n÷yn÷2 | 64935036 |
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n÷3 | 43290024 |
n÷3 | 32467518 |
n÷5 | 25974014.4 |
Exponentiation
nyn2 | 16866235601285184 |
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n3 | 2.1904192319079E+24 |
n4 | 2.8446990335806E+32 |
n5 | 3.6944126830944E+40 |
Nth Root
y√n2√n | 11396.055106922 |
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3√n | 506.41087927632 |
4√n | 106.75230726744 |
5√n | 41.947087914634 |
Divisors of 129870072
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 | -129870071 | 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 129870072 can be divided by 48 positive divisors. The sum of these divisors (counting 129870072) is 1, the average is 0.020833333333333.
Base conversion 129870072
Base | System | Value |
---|---|---|
2 | Binary | 111101111011010100011111000 |
3 | Ternary | 100001101002020200 |
4 | Quaternary | 13233122203320 |
5 | Quinary | 231221320242 |
6 | Senary | 20515322200 |
8 | Octal | 757324370 |
10 | Decimal | 129870072 |
12 | Duodecimal | 375b0360 |
16 | Hexadecimal | 7bda8f8 |
20 | Vigesimal | 20bdf3c |
36 | Base36 | 25bke0 |
Cryptographic Hash Functions
md5 | fb9240d913b311b7559abfd90794b3d9 |
---|---|
sha1 | f8bde45253f21e71a033bad212c22f883c90caac |
sha256 | c1f7c9ae7fcad913fb912dd78d1a816d73c9dcd7a5f19000f09819a71de4120e |
sha512 | 8ee2f668b14905841daaf6b1bb5a8878b1da31672c48ad087f650df9c34bbb92c462f02e6072e624c03f777d5aaffa830d168d8c09eb40a187cd90a0973a5b64 |
ripemd-160 | f9b9655d074b3d93763ce884adf1f56f7dc576f9 |
129870072 as geometric shapes
Circle
Radius = nDiameter | 259740144 |
---|---|
Circumference | 815997728.23275 |
Area | 5.2986841858712E+16 |
Sphere
Radius = nVolume | 9.1752066229914E+24 |
---|---|
Surface area | 2.1194736743485E+17 |
Circumference | 815997728.23275 |
Square
Length = nPerimeter | 519480288 |
---|---|
Area | 16866235601285184 |
Diagonal | 183664017.16877 |
Cube
Length = nSurface area | 101197413607711104 |
---|---|
Volume | 2.1904192319079E+24 |
Space diagonal | 224941563.08663 |
Equilateral Triangle
Length = nPerimeter | 389610216 |
---|---|
Area | 7.3032942484632E+15 |
Altitude | 112470781.54331 |
Triangular Pyramid
Length = nSurface area | 7.3032942484632E+15 |
---|---|
Volume | 2.5814338208725E+23 |
Height | 61221339.056257 |