20797820 (number)

20797820 is an even 8-digits composite number following 20797819 and preceding 20797821. In scientific notation, it is written as 2.0797820 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors. There are 8319120 positive integers (up to 20797820) that are relatively prime to 20797820.

Interesting facts

Basic properties

Name

Name twenty million seven hundred ninety-seven thousand eight hundred twenty

Notation

Scientific notation 2.0797820 × 10^7
Engineering notation 2.0797820 × 10^6

Prime Factorization of 20797820

Prime Factorization 2 × 2 × 5 × 1039891

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10398910
Product of the distinct prime numbers

The prime factorization of 20797820 is 2 × 2 × 5 × 1039891. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 6, 90, 4, 570, 66, 5926, 6076, 29402, 22202, 16786, 212494, 5569229, 6023627, 60104514, 14164144, 233478672, 374973035, 3154015314, 4061409297

Basic calculations (n = 20797820)

Multiplication

n×y
n×2 41595640
n×3 62393460
n×4 83191280
n×5 103989100

Division

n÷y
n÷2 10398910
n÷3 6932606.6666667
n÷3 5199455
n÷5 4159564

Exponentiation

ny
n2 432549316752400
n3 8.9960828309394E+21
n4 1.8709891142297E+29
n5 3.8912494819708E+36

Nth Root

y√n
2√n 4560.4626958237
3√n 275.00416522617
4√n 67.531197944533
5√n 29.080613409288

Divisors of 20797820

1, 2, 4, 5, 10, 20, 1039891, 2079782, 4159564, 5199455, 10398910, 20797820

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20797819
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20797820 can be divided by 12 positive divisors. The sum of these divisors (counting 20797820) is 1, the average is 0.083333333333333.

Base conversion 20797820

Base System Value
2 Binary 1001111010101100101111100
3 Ternary 1110010122020122
4 Quaternary 1033111211330
5 Quinary 20311012240
6 Senary 2021434112
8 Octal 117254574
10 Decimal 20797820
12 Duodecimal 6b6b938
16 Hexadecimal 13d597c
20 Vigesimal 69jeb0
36 Base36 cdrp8

Cryptographic Hash Functions

md5 d124201cbb3220661d56ff1254eac615
sha1 57d7e35fb1552dc1edf091ae645a98335fdab5c3
sha256 774e7018a74bb7d72bdc84c04690d7fe7006d670fa70a7d395d4a2b9b1d79a16
sha512 27d2d2dd44b30737004eaa83992e32f8dedf93cdfb58eb0faafa105ecf0105369bde15676a00785931213a1bdf492bcf7986e9db4888fc2f28b8e9a1f3881080
ripemd-160 0729431c3f8905bab3fb12ea222e134e701c8fad

20797820 as geometric shapes

Circle

Radius = n
Diameter 41595640
Circumference 130676557.04537
Area 1.3588937558246E+15

Sphere

Radius = n
Volume 3.7682703643686E+22
Surface area 5.4355750232985E+15
Circumference 130676557.04537

Square

Length = n
Perimeter 83191280
Area 432549316752400
Diagonal 29412559.111794

Cube

Length = n
Surface area 2595295900514400
Volume 8.9960828309394E+21
Space diagonal 36022880.926672

Equilateral Triangle

Length = n
Perimeter 62393460
Area 1.8729934834859E+14
Altitude 18011440.463336

Triangular Pyramid

Length = n
Surface area 1.8729934834859E+14
Volume 1.0601985289789E+21
Height 9804186.3705981