21231340 (number)
21231340 is an even 8-digits composite number following 21231339 and preceding 21231341. In scientific notation, it is written as 2.1231340 × 10^7. The sum of its digits is 16. It has a total of 6 prime factors and 48 positive divisors. There are 7623936 positive integers (up to 21231340) that are relatively prime to 21231340.
Interesting facts
- 21231340 has 48 divisors, whose sum is 49335552
- The reverse of 21231340 is 04313212
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 16
- Digital Root 7
Name
Name | twenty-one million two hundred thirty-one thousand three hundred forty |
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Notation
Scientific notation | 2.1231340 × 10^7 |
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Engineering notation | 2.1231340 × 10^6 |
Prime Factorization of 21231340
Prime Factorization 2 × 2 × 5 × 13 × 37 × 2207
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10615670 | Product of the distinct prime numbers |
The prime factorization of 21231340 is 2 × 2 × 5 × 13 × 37 × 2207. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21231340)
Multiplication
n×yn×2 | 42462680 |
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n×3 | 63694020 |
n×4 | 84925360 |
n×5 | 106156700 |
Division
n÷yn÷2 | 10615670 |
---|---|
n÷3 | 7077113.3333333 |
n÷3 | 5307835 |
n÷5 | 4246268 |
Exponentiation
nyn2 | 450769798195600 |
---|---|
n3 | 9.5704468472222E+21 |
n4 | 2.031934109653E+29 |
n5 | 4.3140683939641E+36 |
Nth Root
y√n2√n | 4607.7478229608 |
---|---|
3√n | 276.90181456725 |
4√n | 67.880393509178 |
5√n | 29.200849169052 |
Divisors of 21231340
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 | -21231339 | 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 21231340 can be divided by 48 positive divisors. The sum of these divisors (counting 21231340) is 1, the average is 0.020833333333333.
Base conversion 21231340
Base | System | Value |
---|---|---|
2 | Binary | 1010000111111011011101100 |
3 | Ternary | 1110221122220221 |
4 | Quaternary | 1100333123230 |
5 | Quinary | 20413400330 |
6 | Senary | 2035021124 |
8 | Octal | 120773354 |
10 | Decimal | 21231340 |
12 | Duodecimal | 713a7a4 |
16 | Hexadecimal | 143f6ec |
20 | Vigesimal | 6cdi70 |
36 | Base36 | cn27g |
Cryptographic Hash Functions
md5 | 347ad1778be5d6bbae501dee85ba32eb |
---|---|
sha1 | 1934a91f640c8e3618d25bd6922dc8dec534e623 |
sha256 | d32f92c17e0ae95c127a0ea5bd8c8157a9c468815d7e9f3ed8e6aa386ba4dc20 |
sha512 | 799be9afa76078769f45f525b305ae6e3b817fac6f269681f6b9e1795eac7f689e99605880008c1242a5accfc42ce4d4d4ec126b4d1bafeaf5d6f194ced89ad9 |
ripemd-160 | 7b704b865a15ea4a88237cade7404212ef7f57f4 |
21231340 as geometric shapes
Circle
Radius = nDiameter | 42462680 |
---|---|
Circumference | 133400443.53973 |
Area | 1.4161350864715E+15 |
Sphere
Radius = nVolume | 4.0088594009073E+22 |
---|---|
Surface area | 5.6645403458858E+15 |
Circumference | 133400443.53973 |
Square
Length = nPerimeter | 84925360 |
---|---|
Area | 450769798195600 |
Diagonal | 30025648.975354 |
Cube
Length = nSurface area | 2704618789173600 |
---|---|
Volume | 9.5704468472222E+21 |
Space diagonal | 36773759.592769 |
Equilateral Triangle
Length = nPerimeter | 63694020 |
---|---|
Area | 1.9518904824809E+14 |
Altitude | 18386879.796385 |
Triangular Pyramid
Length = nSurface area | 1.9518904824809E+14 |
---|---|
Volume | 1.1278879774427E+21 |
Height | 10008549.658451 |