121489724 (number)
121489724 is an even 9-digits composite number following 121489723 and preceding 121489725. In scientific notation, it is written as 1.21489724 × 10^8. The sum of its digits is 38. It has a total of 6 prime factors and 48 positive divisors. There are 55520640 positive integers (up to 121489724) that are relatively prime to 121489724.
Interesting facts
- 121489724 has 48 divisors, whose sum is 231813120
- The reverse of 121489724 is 427984121
- Previous prime number is 307
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 38
- Digital Root 2
Name
Name | one hundred twenty-one million four hundred eighty-nine thousand seven hundred twenty-four |
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Notation
Scientific notation | 1.21489724 × 10^8 |
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Engineering notation | 1.21489724 × 10^6 |
Prime Factorization of 121489724
Prime Factorization 2 × 2 × 41 × 19 × 307 × 127
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 60744862 | Product of the distinct prime numbers |
The prime factorization of 121489724 is 2 × 2 × 41 × 19 × 307 × 127. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 121489724)
Multiplication
n×yn×2 | 242979448 |
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n×3 | 364469172 |
n×4 | 485958896 |
n×5 | 607448620 |
Division
n÷yn÷2 | 60744862 |
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n÷3 | 40496574.666667 |
n÷3 | 30372431 |
n÷5 | 24297944.8 |
Exponentiation
nyn2 | 14759753037596176 |
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n3 | 1.7931583228457E+24 |
n4 | 2.1785030973083E+32 |
n5 | 2.6466574002513E+40 |
Nth Root
y√n2√n | 11022.237703842 |
---|---|
3√n | 495.27512372883 |
4√n | 104.98684538475 |
5√n | 41.391189666964 |
Divisors of 121489724
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 | -121489723 | 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 121489724 can be divided by 48 positive divisors. The sum of these divisors (counting 121489724) is 1, the average is 0.020833333333333.
Base conversion 121489724
Base | System | Value |
---|---|---|
2 | Binary | 111001111011100100100111100 |
3 | Ternary | 22110121022120102 |
4 | Quaternary | 13033130210330 |
5 | Quinary | 222100132344 |
6 | Senary | 20015540232 |
8 | Octal | 717344474 |
10 | Decimal | 121489724 |
12 | Duodecimal | 3482a678 |
16 | Hexadecimal | 73dc93c |
20 | Vigesimal | 1hj6464 |
36 | Base36 | 20by2k |
Cryptographic Hash Functions
md5 | 8f65a9606cc69b33a912651092fe1b88 |
---|---|
sha1 | 40157d4cb06557538fcd78681ba67262693bbc61 |
sha256 | 55886e7d55fad807b5afc2b9658ec597a21b93a8b607f6e5bbdbe58199c7c3ce |
sha512 | 1213ee6bfacac61a2b8105ae71944e512fad16ee0053d3940bc2c2e3cbf44b3057a8fd462650095bc0f321b19b337221f7d4090d930ef85731b7ef26c6ad257d |
ripemd-160 | a064debe4a5f20211d0eaac0c84dc43409afc903 |
121489724 as geometric shapes
Circle
Radius = nDiameter | 242979448 |
---|---|
Circumference | 763342448.8101 |
Area | 4.6369131711712E+16 |
Sphere
Radius = nVolume | 7.5111640183673E+24 |
---|---|
Surface area | 1.8547652684685E+17 |
Circumference | 763342448.8101 |
Square
Length = nPerimeter | 485958896 |
---|---|
Area | 14759753037596176 |
Diagonal | 171812415.36976 |
Cube
Length = nSurface area | 88558518225577056 |
---|---|
Volume | 1.7931583228457E+24 |
Space diagonal | 210426374.56552 |
Equilateral Triangle
Length = nPerimeter | 364469172 |
---|---|
Area | 6.3911605420714E+15 |
Altitude | 105213187.28276 |
Triangular Pyramid
Length = nSurface area | 6.3911605420714E+15 |
---|---|
Volume | 2.1132573497088E+23 |
Height | 57270805.123255 |