20455872 (number)

20455872 is an even 8-digits composite number following 20455871 and preceding 20455873. In scientific notation, it is written as 2.0455872 × 10^7. The sum of its digits is 33. It has a total of 8 prime factors and 28 positive divisors. There are 6818560 positive integers (up to 20455872) that are relatively prime to 20455872.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand eight hundred seventy-two

Notation

Scientific notation 2.0455872 × 10^7
Engineering notation 2.0455872 × 10^6

Prime Factorization of 20455872

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 106541

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 639246
Product of the distinct prime numbers

The prime factorization of 20455872 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 106541. Since it has a total of 8 prime factors.

Most popular turbo-numbers

4, 7, 4, 29, 460, 431, 6456, 4623, 75528, 23594, 139670, 200411, 9331271, 3747969, 4377974, 74308866, 333772870, 891591093, 2072334487, 8722324324

Basic calculations (n = 20455872)

Multiplication

n×y
n×2 40911744
n×3 61367616
n×4 81823488
n×5 102279360

Division

n÷y
n÷2 10227936
n÷3 6818624
n÷3 5113968
n÷5 4091174.4

Exponentiation

ny
n2 418442699280384
n3 8.559610295814E+21
n4 1.7509429258105E+29
n5 3.5817064369686E+36

Nth Root

y√n
2√n 4522.8168214068
3√n 273.48866575803
4√n 67.251890838896
5√n 28.984352277369

Divisors of 20455872

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 106541, 213082, 319623, 426164, 639246, 852328, 1278492, 1704656, 2556984, 3409312, 5113968, 6818624, 10227936, 20455872

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20455871
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20455872 can be divided by 28 positive divisors. The sum of these divisors (counting 20455872) is 1, the average is 0.035714285714286.

Base conversion 20455872

Base System Value
2 Binary 1001110000010000111000000
3 Ternary 1102111021011220
4 Quaternary 1032002013000
5 Quinary 20214041442
6 Senary 2010235040
8 Octal 116020700
10 Decimal 20455872
12 Duodecimal 6a25a80
16 Hexadecimal 13821c0
20 Vigesimal 67gjdc
36 Base36 c6fuo

Cryptographic Hash Functions

md5 817367f962ee8ecf8c80a40c84c88944
sha1 da1ced31f986954611382ef399752101895c8891
sha256 2440947fa1aa5dc3b85915fcdab47de558a1d1a45b6e67f4c0b5ad725d07292c
sha512 f8188518966785f714bb6be00307ed12b212e6717d476b90111ab2cc48f3d1bddfe950ce4e8e9b40b5345ff813ab18d2905c815f7455472ffa2d69671df3d15d
ripemd-160 9bc1db3fa5211d7269a9fe584a36e5582f6ab970

20455872 as geometric shapes

Circle

Radius = n
Diameter 40911744
Circumference 128528034.39595
Area 1.3145765100075E+15

Sphere

Radius = n
Volume 3.5854411763895E+22
Surface area 5.2583060400302E+15
Circumference 128528034.39595

Square

Length = n
Perimeter 81823488
Area 418442699280384
Diagonal 28928971.612568

Cube

Length = n
Surface area 2510656195682304
Volume 8.559610295814E+21
Space diagonal 35430609.617126

Equilateral Triangle

Length = n
Perimeter 61367616
Area 1.8119100380247E+14
Altitude 17715304.808563

Triangular Pyramid

Length = n
Surface area 1.8119100380247E+14
Volume 1.008759747414E+21
Height 9642990.5375227