21462972 (number)
21462972 is an even 8-digits composite number following 21462971 and preceding 21462973. In scientific notation, it is written as 2.1462972 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 6946560 positive integers (up to 21462972) that are relatively prime to 21462972.
Interesting facts
- 21462972 has 48 divisors, whose sum is 51559200
- The reverse of 21462972 is 27926412
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty-one million four hundred sixty-two thousand nine hundred seventy-two |
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Notation
Scientific notation | 2.1462972 × 10^7 |
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Engineering notation | 2.1462972 × 10^6 |
Prime Factorization of 21462972
Prime Factorization 2 × 2 × 3 × 109 × 61 × 269
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10731486 | Product of the distinct prime numbers |
The prime factorization of 21462972 is 2 × 2 × 3 × 109 × 61 × 269. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21462972)
Multiplication
n×yn×2 | 42925944 |
---|---|
n×3 | 64388916 |
n×4 | 85851888 |
n×5 | 107314860 |
Division
n÷yn÷2 | 10731486 |
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n÷3 | 7154324 |
n÷3 | 5365743 |
n÷5 | 4292594.4 |
Exponentiation
nyn2 | 460659167072784 |
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n3 | 9.8871148044265E+21 |
n4 | 2.1220686820819E+29 |
n5 | 4.5545900705601E+36 |
Nth Root
y√n2√n | 4632.8146951934 |
---|---|
3√n | 277.90516579651 |
4√n | 68.064783076077 |
5√n | 29.264288647179 |
Divisors of 21462972
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 | -21462971 | 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 21462972 can be divided by 48 positive divisors. The sum of these divisors (counting 21462972) is 1, the average is 0.020833333333333.
Base conversion 21462972
Base | System | Value |
---|---|---|
2 | Binary | 1010001110111111110111100 |
3 | Ternary | 1111101102122220 |
4 | Quaternary | 1101313332330 |
5 | Quinary | 20443303342 |
6 | Senary | 2044005340 |
8 | Octal | 121677674 |
10 | Decimal | 21462972 |
12 | Duodecimal | 7230850 |
16 | Hexadecimal | 1477fbc |
20 | Vigesimal | 6e2h8c |
36 | Base36 | cs0xo |
Cryptographic Hash Functions
md5 | 8be895b36a953d25dcbbb10bab378d68 |
---|---|
sha1 | bbefbe529662b7497c3eae64e17751634f381c6e |
sha256 | 100d599c15f900c4313e6ac646208a1612969f34e492c59c9f8a805f90453f1a |
sha512 | f4fc8f859caa3e023bb34049b44ada1049c2a228bc2de9394c8da40d8292be4bdca060edc1cf97ec7a8c94a07200f9b35653a79aef3c1797f996fa68b60c4561 |
ripemd-160 | bd493e646eb471aa69648419e11c029a9163e8ce |
21462972 as geometric shapes
Circle
Radius = nDiameter | 42925944 |
---|---|
Circumference | 134855830.31881 |
Area | 1.4472034550847E+15 |
Sphere
Radius = nVolume | 4.141504964638E+22 |
---|---|
Surface area | 5.7888138203386E+15 |
Circumference | 134855830.31881 |
Square
Length = nPerimeter | 85851888 |
---|---|
Area | 460659167072784 |
Diagonal | 30353226.091234 |
Cube
Length = nSurface area | 2763955002436704 |
---|---|
Volume | 9.8871148044265E+21 |
Space diagonal | 37174957.985428 |
Equilateral Triangle
Length = nPerimeter | 64388916 |
---|---|
Area | 1.9947127058561E+14 |
Altitude | 18587478.992714 |
Triangular Pyramid
Length = nSurface area | 1.9947127058561E+14 |
---|---|
Volume | 1.1652076540966E+21 |
Height | 10117742.030411 |