20455744 (number)

20455744 is an even 8-digits composite number following 20455743 and preceding 20455745. In scientific notation, it is written as 2.0455744 × 10^7. The sum of its digits is 31. It has a total of 8 prime factors and 28 positive divisors. There are 10148864 positive integers (up to 20455744) that are relatively prime to 20455744.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand seven hundred forty-four

Notation

Scientific notation 2.0455744 × 10^7
Engineering notation 2.0455744 × 10^6

Prime Factorization of 20455744

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2333 × 137

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 639242
Product of the distinct prime numbers

The prime factorization of 20455744 is 2 × 2 × 2 × 2 × 2 × 2 × 2333 × 137. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 7, 38, 81, 820, 87, 2573, 2728, 2868, 31675, 252171, 629124, 1743255, 1626050, 16828942, 18515655, 383601521, 656158545, 7679435036, 269286875

Basic calculations (n = 20455744)

Multiplication

n×y
n×2 40911488
n×3 61367232
n×4 81822976
n×5 102278720

Division

n÷y
n÷2 10227872
n÷3 6818581.3333333
n÷3 5113936
n÷5 4091148.8

Exponentiation

ny
n2 418437462593536
n3 8.5594496148229E+21
n4 1.7508991010172E+29
n5 3.5815943780237E+36

Nth Root

y√n
2√n 4522.802670911
3√n 273.48809531674
4√n 67.251785633625
5√n 28.984316004103

Divisors of 20455744

1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2333, 4384, 4666, 8768, 9332, 18664, 37328, 74656, 149312, 319621, 639242, 1278484, 2556968, 5113936, 10227872, 20455744

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 -20455743
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 20455744 can be divided by 28 positive divisors. The sum of these divisors (counting 20455744) is 1, the average is 0.035714285714286.

Base conversion 20455744

Base System Value
2 Binary 1001110000010000101000000
3 Ternary 1102111021000011
4 Quaternary 1032002011000
5 Quinary 20214040434
6 Senary 2010234304
8 Octal 116020500
10 Decimal 20455744
12 Duodecimal 6a25994
16 Hexadecimal 1382140
20 Vigesimal 67gj74
36 Base36 c6fr4

Cryptographic Hash Functions

md5 f0c523520c76930ea7a40e87ffaca859
sha1 16e5b5ad1db478dfc2e9db5d31cc2d1196f71dfe
sha256 a6a08199289195ce65e73c60baf4f36c6b17375ecd354b43b45c33fe837d70e7
sha512 0b549ddee6816faaf5dbc3e3ac59df17a84b60f914f1b26a4c4cf72d3cf81d785927f74015dc7a8d66bc8babd0a054f31e8c5d48cf0c677843169dca06241c11
ripemd-160 fc4fe94c5f7f47e914fdfbe5a84b0ad01e146813

20455744 as geometric shapes

Circle

Radius = n
Diameter 40911488
Circumference 128527230.14823
Area 1.3145600584706E+15

Sphere

Radius = n
Volume 3.5853738704933E+22
Surface area 5.2582402338824E+15
Circumference 128527230.14823

Square

Length = n
Perimeter 81822976
Area 418437462593536
Diagonal 28928790.593232

Cube

Length = n
Surface area 2510624775561216
Volume 8.5594496148229E+21
Space diagonal 35430387.914622

Equilateral Triangle

Length = n
Perimeter 61367232
Area 1.8118873625055E+14
Altitude 17715193.957311

Triangular Pyramid

Length = n
Surface area 1.8118873625055E+14
Volume 1.0087408109776E+21
Height 9642930.197744