121998140 (number)
121998140 is an even 9-digits composite number following 121998139 and preceding 121998141. In scientific notation, it is written as 1.21998140 × 10^8. The sum of its digits is 35. It has a total of 6 prime factors and 48 positive divisors. There are 44212800 positive integers (up to 121998140) that are relatively prime to 121998140.
Interesting facts
- 121998140 has 48 divisors, whose sum is 280433664
- The reverse of 121998140 is 041899121
- Previous prime number is 367
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 35
- Digital Root 8
Name
Name | one hundred twenty-one million nine hundred ninety-eight thousand one hundred forty |
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Notation
Scientific notation | 1.21998140 × 10^8 |
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Engineering notation | 1.21998140 × 10^6 |
Prime Factorization of 121998140
Prime Factorization 2 × 2 × 5 × 11 × 367 × 1511
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 60999070 | Product of the distinct prime numbers |
The prime factorization of 121998140 is 2 × 2 × 5 × 11 × 367 × 1511. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 121998140)
Multiplication
n×yn×2 | 243996280 |
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n×3 | 365994420 |
n×4 | 487992560 |
n×5 | 609990700 |
Division
n÷yn÷2 | 60999070 |
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n÷3 | 40666046.666667 |
n÷3 | 30499535 |
n÷5 | 24399628 |
Exponentiation
nyn2 | 14883546163459600 |
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n3 | 1.8157649485462E+24 |
n4 | 2.2151994639983E+32 |
n5 | 2.7025021433679E+40 |
Nth Root
y√n2√n | 11045.276818623 |
---|---|
3√n | 495.96504588051 |
4√n | 105.09651192415 |
5√n | 41.425774987115 |
Divisors of 121998140
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 | -121998139 | 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 121998140 can be divided by 48 positive divisors. The sum of these divisors (counting 121998140) is 1, the average is 0.020833333333333.
Base conversion 121998140
Base | System | Value |
---|---|---|
2 | Binary | 111010001011000101100111100 |
3 | Ternary | 22111120010222122 |
4 | Quaternary | 13101120230330 |
5 | Quinary | 222212420030 |
6 | Senary | 20034502112 |
8 | Octal | 721305474 |
10 | Decimal | 121998140 |
12 | Duodecimal | 34a34938 |
16 | Hexadecimal | 7458b3c |
20 | Vigesimal | 1i29f70 |
36 | Base36 | 20mud8 |
Cryptographic Hash Functions
md5 | c0528047613afbd01dca8afbae03f09c |
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sha1 | 39013441dbcaa6cfd5b9c67992e58e34ba00c076 |
sha256 | 1c49c63184b8118011583c01b41e632025d27f023d793cfba5eb4fdc9e6ea0c5 |
sha512 | a5368d68feddfcf149677553ed12708c14909a57c843250f9e8b02d96d1806027f1f504d7883dda88d867e176e569ac6ed2ebe6d900440c3bca098b6d0498602 |
ripemd-160 | 5483a01b0f027935998c57e343b8761608cdbe90 |
121998140 as geometric shapes
Circle
Radius = nDiameter | 243996280 |
---|---|
Circumference | 766536920.75124 |
Area | 4.6758039286489E+16 |
Sphere
Radius = nVolume | 7.6058584306648E+24 |
---|---|
Surface area | 1.8703215714596E+17 |
Circumference | 766536920.75124 |
Square
Length = nPerimeter | 487992560 |
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Area | 14883546163459600 |
Diagonal | 172531424.17229 |
Cube
Length = nSurface area | 89301276980757600 |
---|---|
Volume | 1.8157649485462E+24 |
Space diagonal | 211306976.9089 |
Equilateral Triangle
Length = nPerimeter | 365994420 |
---|---|
Area | 6.4447645379772E+15 |
Altitude | 105653488.45445 |
Triangular Pyramid
Length = nSurface area | 6.4447645379772E+15 |
---|---|
Volume | 2.1398995135964E+23 |
Height | 57510474.724097 |