20761728 (number)

20761728 is an even 8-digits composite number following 20761727 and preceding 20761729. In scientific notation, it is written as 2.0761728 × 10^7. The sum of its digits is 33. It has a total of 10 prime factors and 64 positive divisors. There are 6386688 positive integers (up to 20761728) that are relatively prime to 20761728.

Interesting facts

Basic properties

Name

Name twenty million seven hundred sixty-one thousand seven hundred twenty-eight

Notation

Scientific notation 2.0761728 × 10^7
Engineering notation 2.0761728 × 10^6

Prime Factorization of 20761728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 4159 × 13

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 324402
Product of the distinct prime numbers

The prime factorization of 20761728 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 4159 × 13. Since it has a total of 10 prime factors.

Most popular turbo-numbers

5, 10, 12, 9, 409, 112, 3195, 9691, 54267, 52089, 795709, 706947, 1721177, 7840354, 41093964, 31171075, 753051597, 596231075, 4683313618, 920992027

Basic calculations (n = 20761728)

Multiplication

n×y
n×2 41523456
n×3 62285184
n×4 83046912
n×5 103808640

Division

n÷y
n÷2 10380864
n÷3 6920576
n÷3 5190432
n÷5 4152345.6

Exponentiation

ny
n2 431049349545984
n3 8.9493293498506E+21
n4 1.8580354174402E+29
n5 3.8576025951259E+36

Nth Root

y√n
2√n 4556.5039229655
3√n 274.84499474051
4√n 67.50188088465
5√n 29.07051324665

Divisors of 20761728

1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4159, 4992, 8318, 12477, 16636, 24954, 33272, 49908, 54067, 66544, 99816, 108134, 133088, 162201, 199632, 216268, 266176, 324402, 399264, 432536, 532352, 648804, 798528, 865072, 1297608, 1597056, 1730144, 2595216, 3460288, 5190432, 6920576, 10380864, 20761728

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20761727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20761728 can be divided by 64 positive divisors. The sum of these divisors (counting 20761728) is 1, the average is 0.015625.

Base conversion 20761728

Base System Value
2 Binary 1001111001100110010000000
3 Ternary 1110001210201220
4 Quaternary 1033030302000
5 Quinary 20303333403
6 Senary 2020555040
8 Octal 117146200
10 Decimal 20761728
12 Duodecimal 6b52a80
16 Hexadecimal 13ccc80
20 Vigesimal 69f468
36 Base36 cczuo

Cryptographic Hash Functions

md5 f2e950de3ee6822a424ee533e8fda69e
sha1 4564dc5d67f5b0b2a13dcc373a1159780154f6fe
sha256 f95276f61767f9f120b09bd44ff175fce250ad25083607aecf169615250b41e4
sha512 850e66a1fb3b4e4d959f95d727142a67173a5a24d9672ec295745296663f490ec10d647490603d1548ee7bf8d6db0949ff6fd944fd6be5c0dc1f4b5c15c94f96
ripemd-160 bb1c4cf0cc337b854f4044810ab5e8bb4f952e10

20761728 as geometric shapes

Circle

Radius = n
Diameter 41523456
Circumference 130449784.32126
Area 1.3541814698683E+15

Sphere

Radius = n
Volume 3.7486863120062E+22
Surface area 5.4167258794733E+15
Circumference 130449784.32126

Square

Length = n
Perimeter 83046912
Area 431049349545984
Diagonal 29361517.315901

Cube

Length = n
Surface area 2586296097275904
Volume 8.9493293498506E+21
Space diagonal 35960367.748925

Equilateral Triangle

Length = n
Perimeter 62285184
Area 1.8664984349579E+14
Altitude 17980183.874463

Triangular Pyramid

Length = n
Surface area 1.8664984349579E+14
Volume 1.0546885783919E+21
Height 9787172.4386337