20803440 (number)

20803440 is an even 8-digits composite number following 20803439 and preceding 20803441. In scientific notation, it is written as 2.0803440 × 10^7. The sum of its digits is 21. It has a total of 9 prime factors and 160 positive divisors. There are 4515840 positive integers (up to 20803440) that are relatively prime to 20803440.

Interesting facts

Basic properties

Name

Name twenty million eight hundred three thousand four hundred forty

Notation

Scientific notation 2.0803440 × 10^7
Engineering notation 2.0803440 × 10^6

Prime Factorization of 20803440

Prime Factorization 2 × 2 × 2 × 2 × 3 × 35 × 7 × 61 × 29

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 2600430
Product of the distinct prime numbers

The prime factorization of 20803440 is 2 × 2 × 2 × 2 × 3 × 35 × 7 × 61 × 29. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20803440)

Multiplication

n×y
n×2 41606880
n×3 62410320
n×4 83213760
n×5 104017200

Division

n÷y
n÷2 10401720
n÷3 6934480
n÷3 5200860
n÷5 4160688

Exponentiation

ny
n2 432783115833600
n3 9.0033775832573E+21
n4 1.8730122535064E+29
n5 3.8965098035085E+36

Nth Root

y√n
2√n 4561.0788197531
3√n 275.02893359482
4√n 67.535759563013
5√n 29.082184875769

Divisors of 20803440

160 divisors

τ Total Divisors 160
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20803439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.00625
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 160
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20803440 can be divided by 160 positive divisors. The sum of these divisors (counting 20803440) is 1, the average is 0.00625.

Base conversion 20803440

Base System Value
2 Binary 1001111010110111101110000
3 Ternary 1110010220221210
4 Quaternary 1033112331300
5 Quinary 20311202230
6 Senary 2021520120
8 Octal 117267560
10 Decimal 20803440
12 Duodecimal 6b73040
16 Hexadecimal 13d6f70
20 Vigesimal 6a08c0
36 Base36 cdw1c

Cryptographic Hash Functions

md5 cca5f33abd17d4f8767fffb1b998d070
sha1 5ae2415a3f5a5f15a13cfe4764c2fe552d8e4376
sha256 a0f7ae15dbe9d94ec67ad51223bd0c68b692787f3704afd95c93e57e8b58739e
sha512 b5d7365030e62af2e73ac143aa1d4a94cce8f5e0e4347705d601a04385b2f4c3c720b0c1a6823760734e5fb0a618dcdc25e7460f922b65fb91eb8141bebfdf81
ripemd-160 bac6789bfd0076e2ef41d2bb1e761b58b9f129e6

20803440 as geometric shapes

Circle

Radius = n
Diameter 41606880
Circumference 130711868.54679
Area 1.3596282573005E+15

Sphere

Radius = n
Volume 3.7713259830742E+22
Surface area 5.4385130292022E+15
Circumference 130711868.54679

Square

Length = n
Perimeter 83213760
Area 432783115833600
Diagonal 29420506.992015

Cube

Length = n
Surface area 2596698695001600
Volume 9.0033775832573E+21
Space diagonal 36032615.052211

Equilateral Triangle

Length = n
Perimeter 62410320
Area 1.8740058632044E+14
Altitude 18016307.526105

Triangular Pyramid

Length = n
Surface area 1.8740058632044E+14
Volume 1.061058223784E+21
Height 9806835.664005