21745684 (number)

21745684 is an even 8-digits composite number following 21745683 and preceding 21745685. In scientific notation, it is written as 2.1745684 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 10863104 positive integers (up to 21745684) that are relatively prime to 21745684.

Interesting facts

Basic properties

Name

Name twenty-one million seven hundred forty-five thousand six hundred eighty-four

Notation

Scientific notation 2.1745684 × 10^7
Engineering notation 2.1745684 × 10^6

Prime Factorization of 21745684

Prime Factorization 2 × 2 × 1733 × 3137

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10872842
Product of the distinct prime numbers

The prime factorization of 21745684 is 2 × 2 × 1733 × 3137. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 4, 77, 45, 541, 171, 3403, 9667, 23786, 16424, 38864, 213215, 272906, 4937926, 93805002, 34993402, 583474598, 589013557, 3585105782, 5598960135

Basic calculations (n = 21745684)

Multiplication

n×y
n×2 43491368
n×3 65237052
n×4 86982736
n×5 108728420

Division

n÷y
n÷2 10872842
n÷3 7248561.3333333
n÷3 5436421
n÷5 4349136.8

Exponentiation

ny
n2 472874772627856
n3 1.0282985377137E+22
n4 2.2361055058785E+29
n5 4.8625643721493E+36

Nth Root

y√n
2√n 4663.2267798167
3√n 279.12004357907
4√n 68.287823071297
5√n 29.340979945677

Divisors of 21745684

1, 2, 4, 1733, 3137, 3466, 6274, 6932, 12548, 5436421, 10872842, 21745684

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21745683
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21745684 can be divided by 12 positive divisors. The sum of these divisors (counting 21745684) is 1, the average is 0.083333333333333.

Base conversion 21745684

Base System Value
2 Binary 1010010111101000000010100
3 Ternary 1111220210110201
4 Quaternary 1102331000110
5 Quinary 21031330214
6 Senary 2054030244
8 Octal 122750024
10 Decimal 21745684
12 Duodecimal 7348384
16 Hexadecimal 14bd014
20 Vigesimal 6fi444
36 Base36 cy32s

Cryptographic Hash Functions

md5 1d786c351253fce8061723baf8e41110
sha1 c5558ad04c1ad8a1dafe8742d694eea019f6aec9
sha256 9d43bf8dbba5725d267fc28760f0feb088a2764bdd4ed45b3409f81f91ad0a66
sha512 999b78966c14c80cfe47f12293a9ab31b54d4398eb7aef13d67e1b54078d70a784a796bd34a72cb8879767123513b13f1ee1401f3aa91bbdbcdb03c4bc4eef3a
ripemd-160 762b59ea5f1967f01adae4fcbebf07eeae06cbb6

21745684 as geometric shapes

Circle

Radius = n
Diameter 43491368
Circumference 136632162.20337
Area 1.4855799117556E+15

Sphere

Radius = n
Volume 4.3073268423714E+22
Surface area 5.9423196470225E+15
Circumference 136632162.20337

Square

Length = n
Perimeter 86982736
Area 472874772627856
Diagonal 30753041.23588

Cube

Length = n
Surface area 2837248635767136
Volume 1.0282985377137E+22
Space diagonal 37664629.533338

Equilateral Triangle

Length = n
Perimeter 65237052
Area 2.0476078295226E+14
Altitude 18832314.766669

Triangular Pyramid

Length = n
Surface area 2.0476078295226E+14
Volume 1.2118614485026E+21
Height 10251013.745293