20155830 (number)

20155830 is an even 8-digits composite number following 20155829 and preceding 20155831. In scientific notation, it is written as 2.0155830 × 10^7. The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors. There are 5313792 positive integers (up to 20155830) that are relatively prime to 20155830.

Interesting facts

Basic properties

Name

Name twenty million one hundred fifty-five thousand eight hundred thirty

Notation

Scientific notation 2.0155830 × 10^7
Engineering notation 2.0155830 × 10^6

Prime Factorization of 20155830

Prime Factorization 2 × 5 × 267 × 7549

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20155830
Product of the distinct prime numbers

The prime factorization of 20155830 is 2 × 5 × 267 × 7549. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 7, 60, 58, 91, 882, 2881, 6921, 63251, 13009, 929090, 179150, 4767080, 4120331, 86293640, 29285946, 892586131, 621700304, 8018696809, 3870453593

Basic calculations (n = 20155830)

Multiplication

n×y
n×2 40311660
n×3 60467490
n×4 80623320
n×5 100779150

Division

n÷y
n÷2 10077915
n÷3 6718610
n÷3 5038957.5
n÷5 4031166

Exponentiation

ny
n2 406257482988900
n3 8.1884567633522E+21
n4 1.6504514248448E+29
n5 3.3266218342429E+36

Nth Root

y√n
2√n 4489.5244737054
3√n 272.1449180901
4√n 67.00391386856
5√n 28.898821822701

Divisors of 20155830

1, 2, 5, 10, 267, 534, 1335, 2670, 7549, 15098, 37745, 75490, 2015583, 4031166, 10077915, 20155830

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20155829
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20155830 can be divided by 16 positive divisors. The sum of these divisors (counting 20155830) is 1, the average is 0.0625.

Base conversion 20155830

Base System Value
2 Binary 1001100111000110110110110
3 Ternary 1101221000121020
4 Quaternary 1030320312312
5 Quinary 20124441310
6 Senary 2000002010
8 Octal 114706666
10 Decimal 20155830
12 Duodecimal 6900306
16 Hexadecimal 1338db6
20 Vigesimal 65j9ba
36 Base36 c00c6

Cryptographic Hash Functions

md5 14d2d4668ecccec272a55162b060ece7
sha1 8735d17a100e3187a683cddec768cd3fbdbfef87
sha256 505242acdce9bd7d5721e1c5409017002078567f1a5a0c19e7b69d8860cdff63
sha512 fec0f7c45729a7d7d40412f0612f17211601a4e3beebed218f5f870fa1d66b8b5577ec013173d162d5bd437c685cc164e17437e52a169333a842fa3c723edce0
ripemd-160 7cc1c6187a08e66831eb86f379dbb05b7b179ad7

20155830 as geometric shapes

Circle

Radius = n
Diameter 40311660
Circumference 126642814.91001
Area 1.2762955240238E+15

Sphere

Radius = n
Volume 3.4299727482646E+22
Surface area 5.1051820960952E+15
Circumference 126642814.91001

Square

Length = n
Perimeter 80623320
Area 406257482988900
Diagonal 28504648.146887

Cube

Length = n
Surface area 2437544897933400
Volume 8.1884567633522E+21
Space diagonal 34910921.628721

Equilateral Triangle

Length = n
Perimeter 60467490
Area 1.7591465037296E+14
Altitude 17455460.81436

Triangular Pyramid

Length = n
Surface area 1.7591465037296E+14
Volume 9.6501888413653E+20
Height 9501549.3822955