20798940 (number)

20798940 is an even 8-digits composite number following 20798939 and preceding 20798941. In scientific notation, it is written as 2.0798940 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors. There are 5546368 positive integers (up to 20798940) that are relatively prime to 20798940.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0798940 × 10^7
Engineering notation 2.0798940 × 10^6

Prime Factorization of 20798940

Prime Factorization 2 × 2 × 15 × 346649

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10399470
Product of the distinct prime numbers

The prime factorization of 20798940 is 2 × 2 × 15 × 346649. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 3, 41, 20, 767, 75, 2113, 4422, 29002, 96106, 691604, 459107, 3929561, 4922076, 73428358, 37196597, 903392970, 387006487, 5266228866, 3273260186

Basic calculations (n = 20798940)

Multiplication

n×y
n×2 41597880
n×3 62396820
n×4 83195760
n×5 103994700

Division

n÷y
n÷2 10399470
n÷3 6932980
n÷3 5199735
n÷5 4159788

Exponentiation

ny
n2 432595905123600
n3 8.9975362749114E+21
n4 1.8713921712971E+29
n5 3.8922973487277E+36

Nth Root

y√n
2√n 4560.5854887284
3√n 275.00910162714
4√n 67.53210709528
5√n 29.080926611205

Divisors of 20798940

1, 2, 4, 15, 30, 60, 346649, 693298, 1386596, 5199735, 10399470, 20798940

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 -20798939
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 20798940 can be divided by 12 positive divisors. The sum of these divisors (counting 20798940) is 1, the average is 0.083333333333333.

Base conversion 20798940

Base System Value
2 Binary 1001111010101110111011100
3 Ternary 1110010200210010
4 Quaternary 1033111313130
5 Quinary 20311031230
6 Senary 2021443220
8 Octal 117256734
10 Decimal 20798940
12 Duodecimal 6b70510
16 Hexadecimal 13d5ddc
20 Vigesimal 69jh70
36 Base36 cdskc

Cryptographic Hash Functions

md5 d4658b190db515ea4f8b73e0540a1bcf
sha1 bbc142e0f86d7d18b6ba242032dc58c6de580b1d
sha256 b4b17b97f9d88e2a101470e434bdb9ae9a5695d6bcfc645fae287f70e4764b23
sha512 6267ee0e9f8f9e7394c766b7007f647e8edada153db78df33deaaf8382f377ad54de81434ee12ef8970828f77e4cf052ad9e417121f8d989da225478b6e2657e
ripemd-160 eee465bfdec5c87da48938e00238f8753171fa51

20798940 as geometric shapes

Circle

Radius = n
Diameter 41597880
Circumference 130683594.21291
Area 1.3590401175093E+15

Sphere

Radius = n
Volume 3.7688791815559E+22
Surface area 5.4361604700373E+15
Circumference 130683594.21291

Square

Length = n
Perimeter 83195760
Area 432595905123600
Diagonal 29414143.030984

Cube

Length = n
Surface area 2595575430741600
Volume 8.9975362749114E+21
Space diagonal 36024820.823577

Equilateral Triangle

Length = n
Perimeter 62396820
Area 1.8731952170508E+14
Altitude 18012410.411788

Triangular Pyramid

Length = n
Surface area 1.8731952170508E+14
Volume 1.0603698189936E+21
Height 9804714.3436614