2155476921 (number)
2155476921 is an odd 10-digits composite number following 2155476920 and preceding 2155476922. In scientific notation, it is written as 2.155476921 × 10^9. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 1279079424 positive integers (up to 2155476921) that are relatively prime to 2155476921.
Interesting facts
- 2155476921 has 32 divisors, whose sum is 3207066240
- The reverse of 2155476921 is 1296745512
- Previous prime number is 113
Basic properties
- Is Prime? no
- Number parity odd
- Number length 10
- Sum of Digits 42
- Digital Root 6
Name
Name | two billion one hundred fifty-five million four hundred seventy-six thousand nine hundred twenty-one |
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Notation
Scientific notation | 2.155476921 × 10^9 |
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Engineering notation | 2.155476921 × 10^9 |
Prime Factorization of 2155476921
Prime Factorization 3 × 13 × 37 × 113 × 13219
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 2155476921 | Product of the distinct prime numbers |
The prime factorization of 2155476921 is 3 × 13 × 37 × 113 × 13219. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 2155476921)
Multiplication
n×yn×2 | 4310953842 |
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n×3 | 6466430763 |
n×4 | 8621907684 |
n×5 | 10777384605 |
Division
n÷yn÷2 | 1077738460.5 |
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n÷3 | 718492307 |
n÷3 | 538869230.25 |
n÷5 | 431095384.2 |
Exponentiation
nyn2 | 4646080756963640241 |
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n3 | 1.0014519844737E+28 |
n4 | 2.1586066400228E+37 |
n5 | 4.6528267940865E+46 |
Nth Root
y√n2√n | 46427.114071413 |
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3√n | 1291.757898457 |
4√n | 215.46952005194 |
5√n | 73.571341566254 |
Divisors of 2155476921
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -2155476920 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 2155476921 can be divided by 32 positive divisors. The sum of these divisors (counting 2155476921) is 1, the average is 0.03125.
Base conversion 2155476921
Base | System | Value |
---|---|---|
2 | Binary | 10000000011110011111011110111001 |
3 | Ternary | 12120012220120110120 |
4 | Quaternary | 2000132133132321 |
5 | Quinary | 13403300230141 |
6 | Senary | 553515203453 |
8 | Octal | 20036373671 |
10 | Decimal | 2155476921 |
12 | Duodecimal | 501a46589 |
16 | Hexadecimal | 8079f7b9 |
20 | Vigesimal | 1ddbec61 |
36 | Base36 | znbcmx |
Cryptographic Hash Functions
md5 | 85155041e9731f4d9b83b7886194713a |
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sha1 | 7e70958f81c0d54f897b4b86585701718389f7d5 |
sha256 | 6edf03a2cafc3444db8322002ebb353c760d74ff4ec7076fa2674900fecb6865 |
sha512 | 69cd68815f59b8259db1eec63bed55d3c3aa9ccd3c9adfbaed0420b523b64c68e5116ab975976b0d97b05d82b1eace950c7285c32559ddbef3cea025f589c367 |
ripemd-160 | 621a46e59cde2a3000c7b1925eb52520fe89e021 |
2155476921 as geometric shapes
Circle
Radius = nDiameter | 4310953842 |
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Circumference | 13543260919.992 |
Area | 1.4596093174062E+19 |
Sphere
Radius = nVolume | 4.1948722631275E+28 |
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Surface area | 5.8384372696248E+19 |
Circumference | 13543260919.992 |
Square
Length = nPerimeter | 8621907684 |
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Area | 4646080756963640241 |
Diagonal | 3048304695.0604 |
Cube
Length = nSurface area | 2.7876484541782E+19 |
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Volume | 1.0014519844737E+28 |
Space diagonal | 3733395541.7141 |
Equilateral Triangle
Length = nPerimeter | 6466430763 |
---|---|
Area | 2.0118119817823E+18 |
Altitude | 1866697770.8571 |
Triangular Pyramid
Length = nSurface area | 2.0118119817823E+18 |
---|---|
Volume | 1.1802224820902E+27 |
Height | 1016101565.0201 |