20409968 (number)

20409968 is an even 8-digits composite number following 20409967 and preceding 20409969. In scientific notation, it is written as 2.0409968 × 10^7. The sum of its digits is 38. It has a total of 6 prime factors and 20 positive divisors. There are 9852864 positive integers (up to 20409968) that are relatively prime to 20409968.

Interesting facts

Basic properties

Name

Name twenty million four hundred nine thousand nine hundred sixty-eight

Notation

Scientific notation 2.0409968 × 10^7
Engineering notation 2.0409968 × 10^6

Prime Factorization of 20409968

Prime Factorization 2 × 2 × 2 × 2 × 29 × 43987

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2551246
Product of the distinct prime numbers

The prime factorization of 20409968 is 2 × 2 × 2 × 2 × 29 × 43987. Since it has a total of 6 prime factors.

Most popular turbo-numbers

7, 4, 25, 75, 130, 237, 9583, 9737, 10251, 47866, 496035, 10430, 3372242, 4616392, 97169943, 15431744, 78130024, 344237295, 9525902438, 93141539

Basic calculations (n = 20409968)

Multiplication

n×y
n×2 40819936
n×3 61229904
n×4 81639872
n×5 102049840

Division

n÷y
n÷2 10204984
n÷3 6803322.6666667
n÷3 5102492
n÷5 4081993.6

Exponentiation

ny
n2 416566793761024
n3 8.5021149305251E+21
n4 1.7352789366434E+29
n5 3.5416987567966E+36

Nth Root

y√n
2√n 4517.7392576376
3√n 273.28393846006
4√n 67.214129895712
5√n 28.971332117692

Divisors of 20409968

1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43987, 87974, 175948, 351896, 703792, 1275623, 2551246, 5102492, 10204984, 20409968

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20409967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20409968 can be divided by 20 positive divisors. The sum of these divisors (counting 20409968) is 1, the average is 0.05.

Base conversion 20409968

Base System Value
2 Binary 1001101110110111001110000
3 Ternary 1102101221012202
4 Quaternary 1031312321300
5 Quinary 20211104333
6 Senary 2005242332
8 Octal 115667160
10 Decimal 20409968
12 Duodecimal 6a033a8
16 Hexadecimal 1376e70
20 Vigesimal 67b4i8
36 Base36 c5gfk

Cryptographic Hash Functions

md5 2e40484fb089dd6710dbc720ecd08bef
sha1 6f1f649dd8dcb0ca3b9472efa17a3d7b6d59ad14
sha256 74c3841fb2d1db79eef1778a7d1d340c0c8c14a9f26400eb2d9890cec8119adb
sha512 461ff0f6510333dc64fb940ab1a12a362a937dcd3e1199bbeb7f24633dd64a6b2c34083ef50fda6a170c69d1ade88c8f802862ddf79384735f930e9aaad999fd
ripemd-160 43d8abf3b9c41e5a2d8c1ad460c24a65dad94761

20409968 as geometric shapes

Circle

Radius = n
Diameter 40819936
Circumference 128239611.05761
Area 1.3086831790091E+15

Sphere

Radius = n
Volume 3.5613575740952E+22
Surface area 5.2347327160364E+15
Circumference 128239611.05761

Square

Length = n
Perimeter 81639872
Area 416566793761024
Diagonal 28864053.553201

Cube

Length = n
Surface area 2499400762566144
Volume 8.5021149305251E+21
Space diagonal 35351101.556855

Equilateral Triangle

Length = n
Perimeter 61229904
Area 1.8037871288504E+14
Altitude 17675550.778427

Triangular Pyramid

Length = n
Surface area 1.8037871288504E+14
Volume 1.0019838536336E+21
Height 9621351.1844003