20798840 (number)

20798840 is an even 8-digits composite number following 20798839 and preceding 20798841. In scientific notation, it is written as 2.0798840 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors. There are 8319520 positive integers (up to 20798840) that are relatively prime to 20798840.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0798840 × 10^7
Engineering notation 2.0798840 × 10^6

Prime Factorization of 20798840

Prime Factorization 2 × 2 × 2 × 5 × 519971

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5199710
Product of the distinct prime numbers

The prime factorization of 20798840 is 2 × 2 × 2 × 5 × 519971. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 3, 32, 32, 197, 237, 1423, 6235, 24702, 75217, 809196, 10846, 7509024, 292927, 81378625, 59952900, 585940418, 491571808, 8518448320, 3225597844

Basic calculations (n = 20798840)

Multiplication

n×y
n×2 41597680
n×3 62396520
n×4 83195360
n×5 103994200

Division

n÷y
n÷2 10399420
n÷3 6932946.6666667
n÷3 5199710
n÷5 4159768

Exponentiation

ny
n2 432591745345600
n3 8.9974064967639E+21
n4 1.8713561814115E+29
n5 3.8922037800189E+36

Nth Root

y√n
2√n 4560.5745252106
3√n 275.00866088425
4√n 67.532025922599
5√n 29.080898647296

Divisors of 20798840

1, 2, 4, 5, 8, 10, 20, 40, 519971, 1039942, 2079884, 2599855, 4159768, 5199710, 10399420, 20798840

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20798839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20798840 can be divided by 16 positive divisors. The sum of these divisors (counting 20798840) is 1, the average is 0.0625.

Base conversion 20798840

Base System Value
2 Binary 1001111010101110101111000
3 Ternary 1110010200122102
4 Quaternary 1033111311320
5 Quinary 20311030330
6 Senary 2021442532
8 Octal 117256570
10 Decimal 20798840
12 Duodecimal 6b70448
16 Hexadecimal 13d5d78
20 Vigesimal 69jh20
36 Base36 cdshk

Cryptographic Hash Functions

md5 670db32f74bbfe0398d11751981c98dc
sha1 ec638462307de37b270971d45883951bd05d9378
sha256 12af6cb9564d3eead09c723d74ce2f054cea4fd905d2258c9e5d9b8dd6ab563f
sha512 b798bd1c4fbd3aa34bdff666e5020d63a2bd59ae90730196072d5afdd7d88c1a871659957a2a75eea1bf035133d63e0a45a0cba73c92c37c707d9fd50397c9b8
ripemd-160 034620895b85f18bbd82c0876297d7e65494f66b

20798840 as geometric shapes

Circle

Radius = n
Diameter 41597680
Circumference 130682965.89438
Area 1.3590270491813E+15

Sphere

Radius = n
Volume 3.7688248202126E+22
Surface area 5.4361081967253E+15
Circumference 130682965.89438

Square

Length = n
Perimeter 83195360
Area 432591745345600
Diagonal 29414001.609628

Cube

Length = n
Surface area 2595550472073600
Volume 8.9974064967639E+21
Space diagonal 36024647.618496

Equilateral Triangle

Length = n
Perimeter 62396520
Area 1.8731772046837E+14
Altitude 18012323.809248

Triangular Pyramid

Length = n
Surface area 1.8731772046837E+14
Volume 1.0603545244923E+21
Height 9804667.2032093