21568368 (number)

21568368 is an even 8-digits composite number following 21568367 and preceding 21568369. In scientific notation, it is written as 2.1568368 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 7168000 positive integers (up to 21568368) that are relatively prime to 21568368.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred sixty-eight thousand three hundred sixty-eight

Notation

Scientific notation 2.1568368 × 10^7
Engineering notation 2.1568368 × 10^6

Prime Factorization of 21568368

Prime Factorization 2 × 2 × 2 × 2 × 3 × 701 × 641

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2696046
Product of the distinct prime numbers

The prime factorization of 21568368 is 2 × 2 × 2 × 2 × 3 × 701 × 641. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21568368)

Multiplication

n×y
n×2 43136736
n×3 64705104
n×4 86273472
n×5 107841840

Division

n÷y
n÷2 10784184
n÷3 7189456
n÷3 5392092
n÷5 4313673.6

Exponentiation

ny
n2 465194498183424
n3 1.0033486128395E+22
n4 2.1640592114013E+29
n5 4.6675225445293E+36

Nth Root

y√n
2√n 4644.1757072703
3√n 278.35931662084
4√n 68.148189317621
5√n 29.292973382707

Divisors of 21568368

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21568367
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21568368 can be divided by 40 positive divisors. The sum of these divisors (counting 21568368) is 1, the average is 0.025.

Base conversion 21568368

Base System Value
2 Binary 1010010010001101101110000
3 Ternary 1111120210020110
4 Quaternary 1102101231300
5 Quinary 21010141433
6 Senary 2050141320
8 Octal 122215560
10 Decimal 21568368
12 Duodecimal 7281840
16 Hexadecimal 1491b70
20 Vigesimal 6eg0i8
36 Base36 cua9c

Cryptographic Hash Functions

md5 ed3fc7ee31234bfee08e671210f03690
sha1 407fbc40f163cd72bb6664a9f3a474a9deb09f4f
sha256 d2c0099e53925e7036c41f6f0906c3b87aedd836ec8c682239207928d7496144
sha512 0332a16a824811ab8e05484711fcf67fdd02d97a9fa98e8da9f341f388c288abf73a7be2e9af70ee7c2d9f1fb0cc478d27f3af52d521a4748fe8384499863e8e
ripemd-160 c073ab6c71499299b16b89b48cf04702cb51f507

21568368 as geometric shapes

Circle

Radius = n
Diameter 43136736
Circumference 135518052.91744
Area 1.4614516179834E+15

Sphere

Radius = n
Volume 4.2028168414483E+22
Surface area 5.8458064719337E+15
Circumference 135518052.91744

Square

Length = n
Perimeter 86273472
Area 465194498183424
Diagonal 30502278.543854

Cube

Length = n
Surface area 2791166989100544
Volume 1.0033486128395E+22
Space diagonal 37357509.212343

Equilateral Triangle

Length = n
Perimeter 64705104
Area 2.014351265638E+14
Altitude 18678754.606171

Triangular Pyramid

Length = n
Surface area 2.014351265638E+14
Volume 1.1824576800549E+21
Height 10167426.181285