20147640 (number)

20147640 is an even 8-digits composite number following 20147639 and preceding 20147641. In scientific notation, it is written as 2.0147640 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 64 positive divisors. There are 5346432 positive integers (up to 20147640) that are relatively prime to 20147640.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0147640 × 10^7
Engineering notation 2.0147640 × 10^6

Prime Factorization of 20147640

Prime Factorization 2 × 2 × 2 × 5 × 3 × 443 × 379

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5036910
Product of the distinct prime numbers

The prime factorization of 20147640 is 2 × 2 × 2 × 5 × 3 × 443 × 379. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20147640)

Multiplication

n×y
n×2 40295280
n×3 60442920
n×4 80590560
n×5 100738200

Division

n÷y
n÷2 10073820
n÷3 6715880
n÷3 5036910
n÷5 4029528

Exponentiation

ny
n2 405927397569600
n3 8.1784790723692E+21
n4 1.6477705209763E+29
n5 3.3198687259243E+36

Nth Root

y√n
2√n 4488.6122577028
3√n 272.10805251431
4√n 66.99710633828
5√n 28.896472925843

Divisors of 20147640

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 -20147639
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 20147640 can be divided by 64 positive divisors. The sum of these divisors (counting 20147640) is 1, the average is 0.015625.

Base conversion 20147640

Base System Value
2 Binary 1001100110110110110111000
3 Ternary 1101220121100220
4 Quaternary 1030312312320
5 Quinary 20124211030
6 Senary 1555500040
8 Octal 114666670
10 Decimal 20147640
12 Duodecimal 68b7620
16 Hexadecimal 1336db8
20 Vigesimal 65i920
36 Base36 bzu0o

Cryptographic Hash Functions

md5 1d37de5ac16eb3e1f6e4ce0ca2670217
sha1 ccb3f33b02887e9b2d2c34e377cc00e52b1b2c67
sha256 508042ad2ecf7fc9659cd3358caa463669ed4c9ec381d7cbee3ca665c2bfafbf
sha512 93a14f5be6a934bd0247918950ea828adf10e7e3f16aa1958b82dfde41e5fb721c61f2305d426edb6fe149cb7fef491c235859f0e5faa223dcc1c67afc4c306b
ripemd-160 d90642fa92ab7d5b934c868267417d44a05b999b

20147640 as geometric shapes

Circle

Radius = n
Diameter 40295280
Circumference 126591355.62234
Area 1.2752585300955E+15

Sphere

Radius = n
Volume 3.425793302839E+22
Surface area 5.1010341203819E+15
Circumference 126591355.62234

Square

Length = n
Perimeter 80590560
Area 405927397569600
Diagonal 28493065.737811

Cube

Length = n
Surface area 2435564385417600
Volume 8.1784790723692E+21
Space diagonal 34896736.132607

Equilateral Triangle

Length = n
Perimeter 60442920
Area 1.7577171919369E+14
Altitude 17448368.066304

Triangular Pyramid

Length = n
Surface area 1.7577171919369E+14
Volume 9.6384300197742E+20
Height 9497688.5792702