20131481 (number)

20131481 is an odd 8-digits composite number following 20131480 and preceding 20131482. In scientific notation, it is written as 2.0131481 × 10^7. The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors. There are 19437264 positive integers (up to 20131481) that are relatively prime to 20131481.

Interesting facts

Basic properties

Name

Name twenty million one hundred thirty-one thousand four hundred eighty-one

Notation

Scientific notation 2.0131481 × 10^7
Engineering notation 2.0131481 × 10^6

Prime Factorization of 20131481

Prime Factorization 29 × 694189

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 20131481
Product of the distinct prime numbers

The prime factorization of 20131481 is 29 × 694189. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 8, 66, 93, 389, 40, 6911, 9755, 10080, 96623, 648861, 966543, 7176882, 6331588, 99875649, 51639629, 561445575, 638545644, 1588352540, 58224986

Basic calculations (n = 20131481)

Multiplication

n×y
n×2 40262962
n×3 60394443
n×4 80525924
n×5 100657405

Division

n÷y
n÷2 10065740.5
n÷3 6710493.6666667
n÷3 5032870.25
n÷5 4026296.2

Exponentiation

ny
n2 405276527253361
n3 8.158816708147E+21
n4 1.6424906354254E+29
n5 3.3065769019745E+36

Nth Root

y√n
2√n 4486.8118971047
3√n 272.03528683636
4√n 66.983668883577
5√n 28.891836273834

Divisors of 20131481

1, 29, 694189, 20131481

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20131480
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20131481 can be divided by 4 positive divisors. The sum of these divisors (counting 20131481) is 1, the average is 0.25.

Base conversion 20131481

Base System Value
2 Binary 1001100110010111010011001
3 Ternary 1101212210012102
4 Quaternary 1030302322121
5 Quinary 20123201411
6 Senary 1555253145
8 Octal 114627231
10 Decimal 20131481
12 Duodecimal 68aa1b5
16 Hexadecimal 1332e99
20 Vigesimal 65g8e1
36 Base36 bzhjt

Cryptographic Hash Functions

md5 5b53397b7cd65bd7ec29464f8116e6ea
sha1 d8878d5b798a804c43ee67fd613036662f8f8cb6
sha256 79576dde6ec1a116f8b56277d162aeacca3586a3dbf4abc41f3c4ed0cf3a1017
sha512 38db4321d3f6c8cb6a5b0c1561dd9057806afdc94bf0b8101ab59829ddb9a30fc5610121599f2ffdf15116f6eef3d6a67427ab71736fa03f4c232c7bba53872b
ripemd-160 4a7f3f1e81d26c709ce9ff7d985cc346e65da32b

20131481 as geometric shapes

Circle

Radius = n
Diameter 40262962
Circumference 126489825.63097
Area 1.2732137606915E+15

Sphere

Radius = n
Volume 3.4175571509734E+22
Surface area 5.0928550427662E+15
Circumference 126489825.63097

Square

Length = n
Perimeter 80525924
Area 405276527253361
Diagonal 28470213.460856

Cube

Length = n
Surface area 2431659163520166
Volume 8.158816708147E+21
Space diagonal 34868747.923608

Equilateral Triangle

Length = n
Perimeter 60394443
Area 1.7548988407947E+14
Altitude 17434373.961804

Triangular Pyramid

Length = n
Surface area 1.7548988407947E+14
Volume 9.6152577013148E+20
Height 9490071.1536188