20386720 (number)

20386720 is an even 8-digits composite number following 20386719 and preceding 20386721. In scientific notation, it is written as 2.0386720 × 10^7. The sum of its digits is 28. It has a total of 8 prime factors and 48 positive divisors. There are 7978240 positive integers (up to 20386720) that are relatively prime to 20386720.

Interesting facts

Basic properties

Name

Name twenty million three hundred eighty-six thousand seven hundred twenty

Notation

Scientific notation 2.0386720 × 10^7
Engineering notation 2.0386720 × 10^6

Prime Factorization of 20386720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 47 × 5 × 2711

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1274170
Product of the distinct prime numbers

The prime factorization of 20386720 is 2 × 2 × 2 × 2 × 2 × 47 × 5 × 2711. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20386720)

Multiplication

n×y
n×2 40773440
n×3 61160160
n×4 81546880
n×5 101933600

Division

n÷y
n÷2 10193360
n÷3 6795573.3333333
n÷3 5096680
n÷5 4077344

Exponentiation

ny
n2 415618352358400
n3 8.473094976392E+21
n4 1.7273861481711E+29
n5 3.5215737734643E+36

Nth Root

y√n
2√n 4515.1655562116
3√n 273.18013756604
4√n 67.19498162967
5√n 28.964729142018

Divisors of 20386720

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20386719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20386720 can be divided by 48 positive divisors. The sum of these divisors (counting 20386720) is 1, the average is 0.020833333333333.

Base conversion 20386720

Base System Value
2 Binary 1001101110001001110100000
3 Ternary 1102100202022201
4 Quaternary 1031301032200
5 Quinary 20204333340
6 Senary 2004542544
8 Octal 115611640
10 Decimal 20386720
12 Duodecimal 69b1a54
16 Hexadecimal 13713a0
20 Vigesimal 6786g0
36 Base36 c4yhs

Cryptographic Hash Functions

md5 c8aa3111362580f83558d52ad77aea9b
sha1 a002c451210624c1907a43610ed9c716b6f1f2f1
sha256 45b4e54579c725edeb1ca4bcec9ba2224dae89804bbb96d4b06caba9be7320df
sha512 24d8f05aac1e83518a90be9dd5c942760ca8b60fcbe219e9f446009b50e7a4279bb490fd1e61a4ca555ae73278cac34aa489ff69bae966055860c7e8667f85f8
ripemd-160 928f4a4c972627b1d7d061f33c60e1e1aa4a9b19

20386720 as geometric shapes

Circle

Radius = n
Diameter 40773440
Circumference 128093539.56558
Area 1.3057035624662E+15

Sphere

Radius = n
Volume 3.5492017241336E+22
Surface area 5.222814249865E+15
Circumference 128093539.56558

Square

Length = n
Perimeter 81546880
Area 415618352358400
Diagonal 28831175.916303

Cube

Length = n
Surface area 2493710114150400
Volume 8.473094976392E+21
Space diagonal 35310834.839681

Equilateral Triangle

Length = n
Perimeter 61160160
Area 1.799680257107E+14
Altitude 17655417.41984

Triangular Pyramid

Length = n
Surface area 1.799680257107E+14
Volume 9.9856381924075E+20
Height 9610391.9721009