29121820 (number)
29121820 is an even 8-digits composite number following 29121819 and preceding 29121821. In scientific notation, it is written as 2.9121820 × 10^7. The sum of its digits is 25. It has a total of 6 prime factors and 48 positive divisors. There are 9216000 positive integers (up to 29121820) that are relatively prime to 29121820.
Interesting facts
- 29121820 has 48 divisors, whose sum is 75273408
- The reverse of 29121820 is 02812192
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 25
- Digital Root 7
Name
Name | twenty-nine million one hundred twenty-one thousand eight hundred twenty |
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Notation
Scientific notation | 2.9121820 × 10^7 |
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Engineering notation | 2.9121820 × 10^6 |
Prime Factorization of 29121820
Prime Factorization 2 × 2 × 13 × 5 × 7 × 16001
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14560910 | Product of the distinct prime numbers |
The prime factorization of 29121820 is 2 × 2 × 13 × 5 × 7 × 16001. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 29121820)
Multiplication
n×yn×2 | 58243640 |
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n×3 | 87365460 |
n×4 | 116487280 |
n×5 | 145609100 |
Division
n÷yn÷2 | 14560910 |
---|---|
n÷3 | 9707273.3333333 |
n÷3 | 7280455 |
n÷5 | 5824364 |
Exponentiation
nyn2 | 848080400112400 |
---|---|
n3 | 2.4697644757601E+22 |
n4 | 7.1924036505481E+29 |
n5 | 2.094558844786E+37 |
Nth Root
y√n2√n | 5396.4636568775 |
---|---|
3√n | 307.66127658212 |
4√n | 73.460626575585 |
5√n | 31.105966693131 |
Divisors of 29121820
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 | -29121819 | 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 29121820 can be divided by 48 positive divisors. The sum of these divisors (counting 29121820) is 1, the average is 0.020833333333333.
Base conversion 29121820
Base | System | Value |
---|---|---|
2 | Binary | 1101111000101110100011100 |
3 | Ternary | 2000210112121221 |
4 | Quaternary | 1233011310130 |
5 | Quinary | 24423344240 |
6 | Senary | 2520103124 |
8 | Octal | 157056434 |
10 | Decimal | 29121820 |
12 | Duodecimal | 9904aa4 |
16 | Hexadecimal | 1bc5d1c |
20 | Vigesimal | 9204b0 |
36 | Base36 | hc6jg |
Cryptographic Hash Functions
md5 | 80cc07b1b51c185ea01ef627cac4d3f3 |
---|---|
sha1 | f40e54f96ae8645c70db6d6935378e5b5f405810 |
sha256 | 8054af185301430b9c60428999e87c5151c8f555994e85402b1d027b9e49d885 |
sha512 | 804673d3b69e1de4cbec7461762ba4b49697f8692d0026df71afd4d06e94e1c9074b4e6774090cf135668a4ef7122dfd230a0b7bc5e246526f6e6826284527b4 |
ripemd-160 | a9405b49e653e86e24fcd4e138686fb54259ab09 |
29121820 as geometric shapes
Circle
Radius = nDiameter | 58243640 |
---|---|
Circumference | 182977791.54233 |
Area | 2.6643231546466E+15 |
Sphere
Radius = nVolume | 1.0345325244193E+23 |
---|---|
Surface area | 1.0657292618586E+16 |
Circumference | 182977791.54233 |
Square
Length = nPerimeter | 116487280 |
---|---|
Area | 848080400112400 |
Diagonal | 41184472.804988 |
Cube
Length = nSurface area | 5088482400674400 |
---|---|
Volume | 2.4697644757601E+22 |
Space diagonal | 50440471.848875 |
Equilateral Triangle
Length = nPerimeter | 87365460 |
---|---|
Area | 3.672295854745E+14 |
Altitude | 25220235.924438 |
Triangular Pyramid
Length = nSurface area | 3.672295854745E+14 |
---|---|
Volume | 2.910645347906E+21 |
Height | 13728157.601663 |