20147644 (number)

20147644 is an even 8-digits composite number following 20147643 and preceding 20147645. In scientific notation, it is written as 2.0147644 × 10^7. The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors. There are 8862000 positive integers (up to 20147644) that are relatively prime to 20147644.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0147644 × 10^7
Engineering notation 2.0147644 × 10^6

Prime Factorization of 20147644

Prime Factorization 2 × 2 × 11 × 31 × 14771

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10073822
Product of the distinct prime numbers

The prime factorization of 20147644 is 2 × 2 × 11 × 31 × 14771. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 2, 56, 59, 597, 766, 6139, 9182, 28516, 76559, 968613, 908818, 6538784, 9343501, 40729473, 54251667, 537738672, 103896623, 7074648543, 453013837

Basic calculations (n = 20147644)

Multiplication

n×y
n×2 40295288
n×3 60442932
n×4 80590576
n×5 100738220

Division

n÷y
n÷2 10073822
n÷3 6715881.3333333
n÷3 5036911
n÷5 4029528.8

Exponentiation

ny
n2 405927558750736
n3 8.1784839434989E+21
n4 1.6477718295333E+29
n5 3.3198720214666E+36

Nth Root

y√n
2√n 4488.6127032748
3√n 272.10807052191
4√n 66.997109663588
5√n 28.896474073232

Divisors of 20147644

1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14771, 29542, 59084, 162481, 324962, 457901, 649924, 915802, 1831604, 5036911, 10073822, 20147644

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20147643
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20147644 can be divided by 24 positive divisors. The sum of these divisors (counting 20147644) is 1, the average is 0.041666666666667.

Base conversion 20147644

Base System Value
2 Binary 1001100110110110110111100
3 Ternary 1101220121101001
4 Quaternary 1030312312330
5 Quinary 20124211034
6 Senary 1555500044
8 Octal 114666674
10 Decimal 20147644
12 Duodecimal 68b7624
16 Hexadecimal 1336dbc
20 Vigesimal 65i924
36 Base36 bzu0s

Cryptographic Hash Functions

md5 6c2135b807d5b25bda190246ff22b783
sha1 b3ea985e66ac5a1ea4009452e7a4e3620e874527
sha256 e625ff63f4902b6ace7a6943c82b35fbe8f1c971e0f707e2ad16a8c9a503bb25
sha512 7a6fd406114cc2ca307d618d859249e4f0d0280f0dfad5175011eaeebbd0cc800088bc28c897828f4a1ed613d8e8f2f7ec0a482895b601854b0418553c3a5747
ripemd-160 e4ff91d77a11cc24373bee5a0002146e62b5e14e

20147644 as geometric shapes

Circle

Radius = n
Diameter 40295288
Circumference 126591380.75508
Area 1.275259036461E+15

Sphere

Radius = n
Volume 3.4257953432531E+22
Surface area 5.1010361458438E+15
Circumference 126591380.75508

Square

Length = n
Perimeter 80590576
Area 405927558750736
Diagonal 28493071.394665

Cube

Length = n
Surface area 2435565352504416
Volume 8.1784839434989E+21
Space diagonal 34896743.06081

Equilateral Triangle

Length = n
Perimeter 60442932
Area 1.7577178898717E+14
Altitude 17448371.530405

Triangular Pyramid

Length = n
Surface area 1.7577178898717E+14
Volume 9.6384357604556E+20
Height 9497690.4648883