15663820 (number)

15663820 is an even 8-digits composite number following 15663819 and preceding 15663821. In scientific notation, it is written as 1.5663820 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors. There are 6265520 positive integers (up to 15663820) that are relatively prime to 15663820.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-three thousand eight hundred twenty

Notation

Scientific notation 1.5663820 × 10^7
Engineering notation 1.5663820 × 10^6

Prime Factorization of 15663820

Prime Factorization 2 × 2 × 5 × 783191

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7831910
Product of the distinct prime numbers

The prime factorization of 15663820 is 2 × 2 × 5 × 783191. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 7, 92, 19, 741, 552, 7191, 2283, 68863, 91856, 855054, 215731, 957309, 8211237, 63439015, 36280375, 868104752, 589524746, 7795329111, 922289947

Basic calculations (n = 15663820)

Multiplication

n×y
n×2 31327640
n×3 46991460
n×4 62655280
n×5 78319100

Division

n÷y
n÷2 7831910
n÷3 5221273.3333333
n÷3 3915955
n÷5 3132764

Exponentiation

ny
n2 245355256992400
n3 3.8432005815827E+21
n4 6.0199202133807E+28
n5 9.4294946636756E+35

Nth Root

y√n
2√n 3957.7544138059
3√n 250.20686877403
4√n 62.91068600648
5√n 27.477646799288

Divisors of 15663820

1, 2, 4, 5, 10, 20, 783191, 1566382, 3132764, 3915955, 7831910, 15663820

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 -15663819
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 15663820 can be divided by 12 positive divisors. The sum of these divisors (counting 15663820) is 1, the average is 0.083333333333333.

Base conversion 15663820

Base System Value
2 Binary 111011110000001011001100
3 Ternary 1002110210201111
4 Quaternary 323300023030
5 Quinary 13002220240
6 Senary 1315421404
8 Octal 73601314
10 Decimal 15663820
12 Duodecimal 52b4864
16 Hexadecimal ef02cc
20 Vigesimal 4hhjb0
36 Base36 9bqa4

Cryptographic Hash Functions

md5 38dc83a36c512683832d271581b43e1f
sha1 d674cb47db69ff6bd77ae2e4d5d29419c2487ca1
sha256 d781443d1237d152e58d259c0d323e2327a416f4e1b70f5771cf50d1ec1f9733
sha512 f4850a70e0dfe45e8287ff318b56467e9b6d3d20e6161713eb37d23434b4c0a86a00329972fc830b42097c4796084e2b63e82f6785220fd3429332f1217c3edb
ripemd-160 544201f6b4e4f6ed3a7219369f38c93e7a049ace

15663820 as geometric shapes

Circle

Radius = n
Diameter 31327640
Circumference 98418683.678306
Area 7.7080627288696E+14

Sphere

Radius = n
Volume 1.6098360951163E+22
Surface area 3.0832250915478E+15
Circumference 98418683.678306

Square

Length = n
Perimeter 62655280
Area 245355256992400
Diagonal 22151986.682571

Cube

Length = n
Surface area 1472131541954400
Volume 3.8432005815827E+21
Space diagonal 27130532.080614

Equilateral Triangle

Length = n
Perimeter 46991460
Area 1.0624194275374E+14
Altitude 13565266.040307

Triangular Pyramid

Length = n
Surface area 1.0624194275374E+14
Volume 4.529255321162E+20
Height 7383995.560857