12451890 (number)
12451890 is an even 8-digits composite number following 12451889 and preceding 12451891. In scientific notation, it is written as 1.2451890 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 2979840 positive integers (up to 12451890) that are relatively prime to 12451890.
Interesting facts
- 12451890 has 64 divisors, whose sum is 33022080
- The reverse of 12451890 is 09815421
- Previous prime number is 389
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twelve million four hundred fifty-one thousand eight hundred ninety |
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Notation
Scientific notation | 1.2451890 × 10^7 |
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Engineering notation | 1.2451890 × 10^6 |
Prime Factorization of 12451890
Prime Factorization 2 × 3 × 5 × 11 × 389 × 97
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 12451890 | Product of the distinct prime numbers |
The prime factorization of 12451890 is 2 × 3 × 5 × 11 × 389 × 97. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12451890)
Multiplication
n×yn×2 | 24903780 |
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n×3 | 37355670 |
n×4 | 49807560 |
n×5 | 62259450 |
Division
n÷yn÷2 | 6225945 |
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n÷3 | 4150630 |
n÷3 | 3112972.5 |
n÷5 | 2490378 |
Exponentiation
nyn2 | 155049564572100 |
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n3 | 1.9306601225997E+21 |
n4 | 2.4040367473998E+28 |
n5 | 2.993480113458E+35 |
Nth Root
y√n2√n | 3528.723565257 |
---|---|
3√n | 231.78131642634 |
4√n | 59.403060234781 |
5√n | 26.245028885583 |
Divisors of 12451890
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -12451889 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 12451890 can be divided by 64 positive divisors. The sum of these divisors (counting 12451890) is 1, the average is 0.015625.
Base conversion 12451890
Base | System | Value |
---|---|---|
2 | Binary | 101111100000000000110010 |
3 | Ternary | 212102121210010 |
4 | Quaternary | 233200000302 |
5 | Quinary | 11141430030 |
6 | Senary | 1122515350 |
8 | Octal | 57400062 |
10 | Decimal | 12451890 |
12 | Duodecimal | 4205b56 |
16 | Hexadecimal | be0032 |
20 | Vigesimal | 3hg9ea |
36 | Base36 | 7evxu |
Cryptographic Hash Functions
md5 | 1a6d807f49664c757ff7640b89081cb7 |
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sha1 | d5b7565dc40ee3a77e4c48bb88f18e45eed5afbb |
sha256 | 43f37db3e6cbad7de6463cb803ec7f8bdeba78649f10626b7b8d056f703014fe |
sha512 | 4b7b3d9e4f9f73a7018451a7fa411bd1bb191388a067a3b3a34a1f002e80d12a79719317736dcec0350ba40f86b82b9ed12c99bd493d917d63ac13e2c92e1ada |
ripemd-160 | 1fa6e3c94dad726d51f1bdd7292e7056b59db6fe |
12451890 as geometric shapes
Circle
Radius = nDiameter | 24903780 |
---|---|
Circumference | 78237532.294616 |
Area | 4.8710257300201E+14 |
Sphere
Radius = nVolume | 8.0871302103173E+21 |
---|---|
Surface area | 1.948410292008E+15 |
Circumference | 78237532.294616 |
Square
Length = nPerimeter | 49807560 |
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Area | 155049564572100 |
Diagonal | 17609631.715178 |
Cube
Length = nSurface area | 930297387432600 |
---|---|
Volume | 1.9306601225997E+21 |
Space diagonal | 21567306.130259 |
Equilateral Triangle
Length = nPerimeter | 37355670 |
---|---|
Area | 67138430882577 |
Altitude | 10783653.065129 |
Triangular Pyramid
Length = nSurface area | 67138430882577 |
---|---|
Volume | 2.2753047747611E+20 |
Height | 5869877.2383926 |