20854640 (number)

20854640 is an even 8-digits composite number following 20854639 and preceding 20854641. In scientific notation, it is written as 2.0854640 × 10^7. The sum of its digits is 29. It has a total of 7 prime factors and 40 positive divisors. There are 8225280 positive integers (up to 20854640) that are relatively prime to 20854640.

Interesting facts

Basic properties

Name

Name twenty million eight hundred fifty-four thousand six hundred forty

Notation

Scientific notation 2.0854640 × 10^7
Engineering notation 2.0854640 × 10^6

Prime Factorization of 20854640

Prime Factorization 2 × 2 × 2 × 2 × 5 × 73 × 3571

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2606830
Product of the distinct prime numbers

The prime factorization of 20854640 is 2 × 2 × 2 × 2 × 5 × 73 × 3571. Since it has a total of 7 prime factors.

Most popular turbo-numbers

8, 5, 78, 51, 721, 679, 9837, 3657, 7846, 20454, 513972, 385053, 3759038, 8931339, 5707072, 66576889, 998092253, 649532995, 4251630878, 2397676224

Basic calculations (n = 20854640)

Multiplication

n×y
n×2 41709280
n×3 62563920
n×4 83418560
n×5 104273200

Division

n÷y
n÷2 10427320
n÷3 6951546.6666667
n÷3 5213660
n÷5 4170928

Exponentiation

ny
n2 434916009529600
n3 9.0700168089764E+21
n4 1.8915193534515E+29
n5 3.9446955169264E+36

Nth Root

y√n
2√n 4566.6880778087
3√n 275.2543761986
4√n 67.577274862254
5√n 29.096485819929

Divisors of 20854640

1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 3571, 5840, 7142, 14284, 17855, 28568, 35710, 57136, 71420, 142840, 260683, 285680, 521366, 1042732, 1303415, 2085464, 2606830, 4170928, 5213660, 10427320, 20854640

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20854639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20854640 can be divided by 40 positive divisors. The sum of these divisors (counting 20854640) is 1, the average is 0.025.

Base conversion 20854640

Base System Value
2 Binary 1001111100011011101110000
3 Ternary 1110020112012002
4 Quaternary 1033203131300
5 Quinary 20314322030
6 Senary 2022553132
8 Octal 117433560
10 Decimal 20854640
12 Duodecimal 6b987a8
16 Hexadecimal 13e3770
20 Vigesimal 6a6gc0
36 Base36 cezjk

Cryptographic Hash Functions

md5 5668efd7acc0747a161d48148b26343a
sha1 c738eef5495f1b1bbdde156cbed52274f8cbe6cf
sha256 9b2715ce6db1b54cf2037e0d7711f89aba1ac226fbb51b20013bc0f760a6b92d
sha512 2596d6c36d3c909e1d2e6ad3457ed70f50a16f8068cd76edf4178c258f909ee694c819f2498dd83ca11a51c29d819f30673fb4e99266a2b95c698406f3490a1e
ripemd-160 c0f0f31fd5ce774bff73091e8e52480a981cc1a5

20854640 as geometric shapes

Circle

Radius = n
Diameter 41709280
Circumference 131033567.63452
Area 1.3663289404668E+15

Sphere

Radius = n
Volume 3.7992397566688E+22
Surface area 5.4653157618671E+15
Circumference 131033567.63452

Square

Length = n
Perimeter 83418560
Area 434916009529600
Diagonal 29492914.726408

Cube

Length = n
Surface area 2609496057177600
Volume 9.0700168089764E+21
Space diagonal 36121296.053558

Equilateral Triangle

Length = n
Perimeter 62563920
Area 1.8832415638259E+14
Altitude 18060648.026779

Triangular Pyramid

Length = n
Surface area 1.8832415638259E+14
Volume 1.0689117318505E+21
Height 9830971.5754695