121649892 (number)
121649892 is an even 9-digits composite number following 121649891 and preceding 121649893. In scientific notation, it is written as 1.21649892 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 30191616 positive integers (up to 121649892) that are relatively prime to 121649892.
Interesting facts
- 121649892 has 48 divisors, whose sum is 264257280
- The reverse of 121649892 is 298946121
- Previous prime number is 17
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 six hundred forty-nine thousand eight hundred ninety-two |
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Notation
Scientific notation | 1.21649892 × 10^8 |
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Engineering notation | 1.21649892 × 10^6 |
Prime Factorization of 121649892
Prime Factorization 2 × 2 × 39 × 7 × 17 × 6553
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 60824946 | Product of the distinct prime numbers |
The prime factorization of 121649892 is 2 × 2 × 39 × 7 × 17 × 6553. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 121649892)
Multiplication
n×yn×2 | 243299784 |
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n×3 | 364949676 |
n×4 | 486599568 |
n×5 | 608249460 |
Division
n÷yn÷2 | 60824946 |
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n÷3 | 40549964 |
n÷3 | 30412473 |
n÷5 | 24329978.4 |
Exponentiation
nyn2 | 14798696223611664 |
---|---|
n3 | 1.8002597973432E+24 |
n4 | 2.1900140991874E+32 |
n5 | 2.6641497864462E+40 |
Nth Root
y√n2√n | 11029.500985992 |
---|---|
3√n | 495.49267955201 |
4√n | 105.02143107953 |
5√n | 41.402097668963 |
Divisors of 121649892
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 | -121649891 | 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 121649892 can be divided by 48 positive divisors. The sum of these divisors (counting 121649892) is 1, the average is 0.020833333333333.
Base conversion 121649892
Base | System | Value |
---|---|---|
2 | Binary | 111010000000011101011100100 |
3 | Ternary | 22110220110021120 |
4 | Quaternary | 13100003223210 |
5 | Quinary | 222120244032 |
6 | Senary | 20023213540 |
8 | Octal | 720035344 |
10 | Decimal | 121649892 |
12 | Duodecimal | 348a72b0 |
16 | Hexadecimal | 7403ae4 |
20 | Vigesimal | 1i064ec |
36 | Base36 | 20fdno |
Cryptographic Hash Functions
md5 | eb4a1da0414982ea71f2f722d1e2ae24 |
---|---|
sha1 | 9845d2a5f34acdc31484dbaca685fd682fffa393 |
sha256 | 207aab6cda55a07867584a6add7e37fac36a8705291b2467e7b04a789f0960fc |
sha512 | 80cc6cbc75d1ff1c190d2230c34d9800f43d7630891a38899e53a5250bfc334f5d0b2dcc448d1a5a9a07009e481bf20ca878c43133b9a7110f4bcf30302ebf29 |
ripemd-160 | 71da93d9cd82d9eb95a66683044ff8883fe53d5e |
121649892 as geometric shapes
Circle
Radius = nDiameter | 243299784 |
---|---|
Circumference | 764348814.03438 |
Area | 4.6491475338805E+16 |
Sphere
Radius = nVolume | 7.5409106051818E+24 |
---|---|
Surface area | 1.8596590135522E+17 |
Circumference | 764348814.03438 |
Square
Length = nPerimeter | 486599568 |
---|---|
Area | 14798696223611664 |
Diagonal | 172038927.12762 |
Cube
Length = nSurface area | 88792177341669984 |
---|---|
Volume | 1.8002597973432E+24 |
Space diagonal | 210703793.67927 |
Equilateral Triangle
Length = nPerimeter | 364949676 |
---|---|
Area | 6.4080234362683E+15 |
Altitude | 105351896.83963 |
Triangular Pyramid
Length = nSurface area | 6.4080234362683E+15 |
---|---|
Volume | 2.1216265176648E+23 |
Height | 57346309.042541 |