20081844 (number)

20081844 is an even 8-digits composite number following 20081843 and preceding 20081845. In scientific notation, it is written as 2.0081844 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 6693840 positive integers (up to 20081844) that are relatively prime to 20081844.

Interesting facts

Basic properties

Name

Name twenty million eighty-one thousand eight hundred forty-four

Notation

Scientific notation 2.0081844 × 10^7
Engineering notation 2.0081844 × 10^6

Prime Factorization of 20081844

Prime Factorization 2 × 2 × 3 × 27 × 61981

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10040922
Product of the distinct prime numbers

The prime factorization of 20081844 is 2 × 2 × 3 × 27 × 61981. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 4, 95, 44, 212, 388, 5595, 1375, 31879, 46122, 657615, 87701, 1903550, 1362733, 93833672, 5559294, 662454888, 714361605, 8648065898, 6518015621

Basic calculations (n = 20081844)

Multiplication

n×y
n×2 40163688
n×3 60245532
n×4 80327376
n×5 100409220

Division

n÷y
n÷2 10040922
n÷3 6693948
n÷3 5020461
n÷5 4016368.8

Exponentiation

ny
n2 403280458440336
n3 8.0986152546473E+21
n4 1.6263512815985E+29
n5 3.2660132726261E+36

Nth Root

y√n
2√n 4481.2770501276
3√n 271.81152239795
4√n 66.94234123578
5√n 28.877574823647

Divisors of 20081844

1, 2, 3, 4, 6, 12, 27, 54, 81, 108, 162, 324, 61981, 123962, 185943, 247924, 371886, 743772, 1673487, 3346974, 5020461, 6693948, 10040922, 20081844

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 -20081843
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 20081844 can be divided by 24 positive divisors. The sum of these divisors (counting 20081844) is 1, the average is 0.041666666666667.

Base conversion 20081844

Base System Value
2 Binary 1001100100110110010110100
3 Ternary 1101210021010000
4 Quaternary 1030212302310
5 Quinary 20120104334
6 Senary 1554231300
8 Octal 114466264
10 Decimal 20081844
12 Duodecimal 6885530
16 Hexadecimal 1326cb4
20 Vigesimal 65a4c4
36 Base36 byf90

Cryptographic Hash Functions

md5 f355b95fca7a304832c07bc2ab9d61b6
sha1 fdf9c0de4af1a78aac78ed6dc0aeedc63a9d3745
sha256 9f29967d3464fc0b064b6f5f1f0ea5c3c9d1f3d77335f022f7cf28bb649f7c81
sha512 5875db22c78882669fbc05e4dee85d2657bfb7e95177f4a88e6ea52f87f040b76533d1f11b4e514aa49cc6a24326ba8b606f09d12ea1cb50d857c25b6c025343
ripemd-160 f076946a018fbb55f924c0c49464a5d2a3ed4b58

20081844 as geometric shapes

Circle

Radius = n
Diameter 40163688
Circumference 126177947.16187
Area 1.2669429255725E+15

Sphere

Radius = n
Volume 3.3923400251E+22
Surface area 5.0677717022899E+15
Circumference 126177947.16187

Square

Length = n
Perimeter 80327376
Area 403280458440336
Diagonal 28400016.142261

Cube

Length = n
Surface area 2419682750642016
Volume 8.0986152546473E+21
Space diagonal 34782774.117672

Equilateral Triangle

Length = n
Perimeter 60245532
Area 1.7462556092958E+14
Altitude 17391387.058836

Triangular Pyramid

Length = n
Surface area 1.7462556092958E+14
Volume 9.5443096079699E+20
Height 9466672.0474203