21473478 (number)
21473478 is an even 8-digits composite number following 21473477 and preceding 21473479. In scientific notation, it is written as 2.1473478 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 6570720 positive integers (up to 21473478) that are relatively prime to 21473478.
Interesting facts
- 21473478 has 64 divisors, whose sum is 51979200
- The reverse of 21473478 is 87437412
- Previous prime number is 169
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-one million four hundred seventy-three thousand four hundred seventy-eight |
---|
Notation
Scientific notation | 2.1473478 × 10^7 |
---|---|
Engineering notation | 2.1473478 × 10^6 |
Prime Factorization of 21473478
Prime Factorization 2 × 3 × 3 × 3 × 13 × 169 × 181
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2385942 | Product of the distinct prime numbers |
The prime factorization of 21473478 is 2 × 3 × 3 × 3 × 13 × 169 × 181. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21473478)
Multiplication
n×yn×2 | 42946956 |
---|---|
n×3 | 64420434 |
n×4 | 85893912 |
n×5 | 107367390 |
Division
n÷yn÷2 | 10736739 |
---|---|
n÷3 | 7157826 |
n÷3 | 5368369.5 |
n÷5 | 4294695.6 |
Exponentiation
nyn2 | 461110257416484 |
---|---|
n3 | 9.9016409682072E+21 |
n4 | 2.126226694947E+29 |
n5 | 4.5657482156956E+36 |
Nth Root
y√n2√n | 4633.9484244001 |
---|---|
3√n | 277.95050272086 |
4√n | 68.073110876469 |
5√n | 29.267153026223 |
Divisors of 21473478
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 | -21473477 | 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 21473478 can be divided by 64 positive divisors. The sum of these divisors (counting 21473478) is 1, the average is 0.015625.
Base conversion 21473478
Base | System | Value |
---|---|---|
2 | Binary | 1010001111010100011000110 |
3 | Ternary | 1111101222002000 |
4 | Quaternary | 1101322203012 |
5 | Quinary | 20444122403 |
6 | Senary | 2044130130 |
8 | Octal | 121724306 |
10 | Decimal | 21473478 |
12 | Duodecimal | 7236946 |
16 | Hexadecimal | 147a8c6 |
20 | Vigesimal | 6e43di |
36 | Base36 | cs91i |
Cryptographic Hash Functions
md5 | 22bea844c168e65472f0c5ae7bdef5a8 |
---|---|
sha1 | 8252ff8d50b5b18a47a23d6cdb37ff1e676579d9 |
sha256 | edfe619695874952b7ea6c6098c259850cf280e011c9187c988d231f27c6eec5 |
sha512 | 738057fb8091fe0318178971e88d4cd7f7977ed71e9fcf462e16ba4301a7df95935755da6004980da26a3abc84d4e243d9a88e52085e3ac8db5f2ed6496edeb2 |
ripemd-160 | 3f82ce5c042bea39454125702c9e9c411ebf5903 |
21473478 as geometric shapes
Circle
Radius = nDiameter | 42946956 |
---|---|
Circumference | 134921841.46364 |
Area | 1.4486205971945E+15 |
Sphere
Radius = nVolume | 4.1475896698938E+22 |
---|---|
Surface area | 5.7944823887781E+15 |
Circumference | 134921841.46364 |
Square
Length = nPerimeter | 85893912 |
---|---|
Area | 461110257416484 |
Diagonal | 30368083.81892 |
Cube
Length = nSurface area | 2766661544498904 |
---|---|
Volume | 9.9016409682072E+21 |
Space diagonal | 37193154.911213 |
Equilateral Triangle
Length = nPerimeter | 64420434 |
---|---|
Area | 1.9966659843413E+14 |
Altitude | 18596577.455606 |
Triangular Pyramid
Length = nSurface area | 1.9966659843413E+14 |
---|---|
Volume | 1.1669195789156E+21 |
Height | 10122694.606307 |