30897984 (number)
30897984 is an even 8-digits composite number following 30897983 and preceding 30897985. In scientific notation, it is written as 3.0897984 × 10^7. The sum of its digits is 48. It has a total of 9 prime factors and 56 positive divisors. There are 9506304 positive integers (up to 30897984) that are relatively prime to 30897984.
Interesting facts
- 30897984 has 56 divisors, whose sum is 88046560
- The reverse of 30897984 is 48979803
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 48
- Digital Root 3
Name
Name | thirty million eight hundred ninety-seven thousand nine hundred eighty-four |
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Notation
Scientific notation | 3.0897984 × 10^7 |
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Engineering notation | 3.0897984 × 10^6 |
Prime Factorization of 30897984
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 12379
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 965562 | Product of the distinct prime numbers |
The prime factorization of 30897984 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 12379. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30897984)
Multiplication
n×yn×2 | 61795968 |
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n×3 | 92693952 |
n×4 | 123591936 |
n×5 | 154489920 |
Division
n÷yn÷2 | 15448992 |
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n÷3 | 10299328 |
n÷3 | 7724496 |
n÷5 | 6179596.8 |
Exponentiation
nyn2 | 954685415264256 |
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n3 | 2.9497854685868E+22 |
n4 | 9.1142424211828E+29 |
n5 | 2.8161171650183E+37 |
Nth Root
y√n2√n | 5558.5955060609 |
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3√n | 313.7930939786 |
4√n | 74.555989069027 |
5√n | 31.476470529789 |
Divisors of 30897984
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -30897983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 30897984 can be divided by 56 positive divisors. The sum of these divisors (counting 30897984) is 1, the average is 0.017857142857143.
Base conversion 30897984
Base | System | Value |
---|---|---|
2 | Binary | 1110101110111011101000000 |
3 | Ternary | 2011010210001210 |
4 | Quaternary | 1311313131000 |
5 | Quinary | 30402213414 |
6 | Senary | 3022130120 |
8 | Octal | 165673500 |
10 | Decimal | 30897984 |
12 | Duodecimal | a420940 |
16 | Hexadecimal | 1d77740 |
20 | Vigesimal | 9d24j4 |
36 | Base36 | ie91c |
Cryptographic Hash Functions
md5 | 99372cf59ec700735b367a752c2fe0ee |
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sha1 | 7b449cb089d45eb1fbb028eb52a558a48f7b3cb5 |
sha256 | 8968868058588b89a1aa99dcded8f20679a1f7c152046d35d4add9b443e19a6d |
sha512 | 5e1eb90417b2d63935974cc19f506936a03cccf25f4ddb61e3506c99630d8e4dd9dbaf4663f886c99ed1c8b514a65df000a20f94dd9e0b06a28551cb692edde8 |
ripemd-160 | ed222c49be92e5b99afa1ea9825741c67b2628df |
30897984 as geometric shapes
Circle
Radius = nDiameter | 61795968 |
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Circumference | 194137759.09027 |
Area | 2.9992326870835E+15 |
Sphere
Radius = nVolume | 1.2356032477038E+23 |
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Surface area | 1.1996930748334E+16 |
Circumference | 194137759.09027 |
Square
Length = nPerimeter | 123591936 |
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Area | 954685415264256 |
Diagonal | 43696348.022787 |
Cube
Length = nSurface area | 5728112491585536 |
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Volume | 2.9497854685868E+22 |
Space diagonal | 53516878.13945 |
Equilateral Triangle
Length = nPerimeter | 92693952 |
---|---|
Area | 4.1339091112067E+14 |
Altitude | 26758439.069725 |
Triangular Pyramid
Length = nSurface area | 4.1339091112067E+14 |
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Volume | 3.4763555131388E+21 |
Height | 14565449.340929 |