21032768 (number)

21032768 is an even 8-digits composite number following 21032767 and preceding 21032769. In scientific notation, it is written as 2.1032768 × 10^7. The sum of its digits is 29. It has a total of 7 prime factors and 14 positive divisors. There are 10516352 positive integers (up to 21032768) that are relatively prime to 21032768.

Interesting facts

Basic properties

Name

Name twenty-one million thirty-two thousand seven hundred sixty-eight

Notation

Scientific notation 2.1032768 × 10^7
Engineering notation 2.1032768 × 10^6

Prime Factorization of 21032768

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 328637

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 657274
Product of the distinct prime numbers

The prime factorization of 21032768 is 2 × 2 × 2 × 2 × 2 × 2 × 328637. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 6, 16, 88, 593, 445, 7401, 609, 87425, 87063, 112645, 509479, 8046170, 9911404, 48227355, 79832794, 964993604, 90304456, 6120626855, 9107971607

Basic calculations (n = 21032768)

Multiplication

n×y
n×2 42065536
n×3 63098304
n×4 84131072
n×5 105163840

Division

n÷y
n÷2 10516384
n÷3 7010922.6666667
n÷3 5258192
n÷5 4206553.6

Exponentiation

ny
n2 442377329741824
n3 9.3044197449193E+21
n4 1.9569770186951E+29
n5 4.1160643615545E+36

Nth Root

y√n
2√n 4586.1495832561
3√n 276.03584215613
4√n 67.721116228663
5√n 29.146021859235

Divisors of 21032768

1, 2, 4, 8, 16, 32, 64, 328637, 657274, 1314548, 2629096, 5258192, 10516384, 21032768

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21032767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21032768 can be divided by 14 positive divisors. The sum of these divisors (counting 21032768) is 1, the average is 0.071428571428571.

Base conversion 21032768

Base System Value
2 Binary 1010000001110111101000000
3 Ternary 1110120120112102
4 Quaternary 1100032331000
5 Quinary 20341022033
6 Senary 2030445532
8 Octal 120167500
10 Decimal 21032768
12 Duodecimal 70638a8
16 Hexadecimal 140ef40
20 Vigesimal 6b91i8
36 Base36 ciszk

Cryptographic Hash Functions

md5 1a7131fa1de0fcfb192aec2e2f8b8636
sha1 83c97b69c1f85c077d086142f9f221176188dfae
sha256 bc9268bce9201ceed206536d86986a18f7734714283b53c267a8c4fea779b2d8
sha512 0bb112834d150e30f0adf554537c7398e3347424fadf8789e0a5b334ec50bc69de5d57f27de4ffd72bdfea912c2e67488dca973845537ef0b6e69429c82df89c
ripemd-160 8a8c2ad240fd8878153ddb6cb894ce0475ea5ba5

21032768 as geometric shapes

Circle

Radius = n
Diameter 42065536
Circumference 132152778.86692
Area 1.3897693692316E+15

Sphere

Radius = n
Volume 3.8974262288739E+22
Surface area 5.5590774769263E+15
Circumference 132152778.86692

Square

Length = n
Perimeter 84131072
Area 442377329741824
Diagonal 29744825.759847

Cube

Length = n
Surface area 2654263978450944
Volume 9.3044197449193E+21
Space diagonal 36429822.799809

Equilateral Triangle

Length = n
Perimeter 63098304
Area 1.9155500280737E+14
Altitude 18214911.399904

Triangular Pyramid

Length = n
Surface area 1.9155500280737E+14
Volume 1.0965363827731E+21
Height 9914941.9199489