121998156 (number)
121998156 is an even 9-digits composite number following 121998155 and preceding 121998157. In scientific notation, it is written as 1.21998156 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 33606144 positive integers (up to 121998156) that are relatively prime to 121998156.
Interesting facts
- 121998156 has 48 divisors, whose sum is 231850080
- The reverse of 121998156 is 651899121
- Previous prime number is 409
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | one hundred twenty-one million nine hundred ninety-eight thousand one hundred fifty-six |
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Notation
Scientific notation | 1.21998156 × 10^8 |
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Engineering notation | 1.21998156 × 10^6 |
Prime Factorization of 121998156
Prime Factorization 2 × 2 × 21 × 53 × 409 × 67
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 60999078 | Product of the distinct prime numbers |
The prime factorization of 121998156 is 2 × 2 × 21 × 53 × 409 × 67. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 121998156)
Multiplication
n×yn×2 | 243996312 |
---|---|
n×3 | 365994468 |
n×4 | 487992624 |
n×5 | 609990780 |
Division
n÷yn÷2 | 60999078 |
---|---|
n÷3 | 40666052 |
n÷3 | 30499539 |
n÷5 | 24399631.2 |
Exponentiation
nyn2 | 14883550067400336 |
---|---|
n3 | 1.8157656629565E+24 |
n4 | 2.2152006260881E+32 |
n5 | 2.702503915528E+40 |
Nth Root
y√n2√n | 11045.277542914 |
---|---|
3√n | 495.96506756237 |
4√n | 105.09651536999 |
5√n | 41.425776073709 |
Divisors of 121998156
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 | -121998155 | 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 121998156 can be divided by 48 positive divisors. The sum of these divisors (counting 121998156) is 1, the average is 0.020833333333333.
Base conversion 121998156
Base | System | Value |
---|---|---|
2 | Binary | 111010001011000101101001100 |
3 | Ternary | 22111120011000020 |
4 | Quaternary | 13101120231030 |
5 | Quinary | 222212420111 |
6 | Senary | 20034502140 |
8 | Octal | 721305514 |
10 | Decimal | 121998156 |
12 | Duodecimal | 34a34950 |
16 | Hexadecimal | 7458b4c |
20 | Vigesimal | 1i29f7g |
36 | Base36 | 20mudo |
Cryptographic Hash Functions
md5 | 17a52144388ee013fb8247b21cf37317 |
---|---|
sha1 | e7dc5c02437ccd759a55bd3d2d974a510f6f0efa |
sha256 | 800bd723219a035c9c188478ba083133a2613b30bde6405f8efccfafaeeca406 |
sha512 | 3d927dc9c4bd06e4fa0fc8a8ba9c3e88d25ea721929f7478cf98bd658cddf066a1b157a415f084db3679865cb75015260e172856903a1018361cb003710120b4 |
ripemd-160 | 4b4a31e2176ab28778021d28ee046734dcb46f9b |
121998156 as geometric shapes
Circle
Radius = nDiameter | 243996312 |
---|---|
Circumference | 766537021.2822 |
Area | 4.6758051551081E+16 |
Sphere
Radius = nVolume | 7.6058614231797E+24 |
---|---|
Surface area | 1.8703220620432E+17 |
Circumference | 766537021.2822 |
Square
Length = nPerimeter | 487992624 |
---|---|
Area | 14883550067400336 |
Diagonal | 172531446.79971 |
Cube
Length = nSurface area | 89301300404402016 |
---|---|
Volume | 1.8157656629565E+24 |
Space diagonal | 211307004.62171 |
Equilateral Triangle
Length = nPerimeter | 365994468 |
---|---|
Area | 6.4447662284331E+15 |
Altitude | 105653502.31086 |
Triangular Pyramid
Length = nSurface area | 6.4447662284331E+15 |
---|---|
Volume | 2.1399003555371E+23 |
Height | 57510482.26657 |