15665420 (number)

15665420 is an even 8-digits composite number following 15665419 and preceding 15665421. In scientific notation, it is written as 1.5665420 × 10^7. The sum of its digits is 29. It has a total of 5 prime factors and 24 positive divisors. There are 6190016 positive integers (up to 15665420) that are relatively prime to 15665420.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-five thousand four hundred twenty

Notation

Scientific notation 1.5665420 × 10^7
Engineering notation 1.5665420 × 10^6

Prime Factorization of 15665420

Prime Factorization 2 × 2 × 5 × 83 × 9437

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7832710
Product of the distinct prime numbers

The prime factorization of 15665420 is 2 × 2 × 5 × 83 × 9437. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 5, 96, 24, 357, 922, 5191, 9163, 21789, 1561, 44244, 767038, 7882609, 473448, 88627112, 51557873, 518232290, 973646107, 2000108887, 7475623190

Basic calculations (n = 15665420)

Multiplication

n×y
n×2 31330840
n×3 46996260
n×4 62661680
n×5 78327100

Division

n÷y
n÷2 7832710
n÷3 5221806.6666667
n÷3 3916355
n÷5 3133084

Exponentiation

ny
n2 245405383776400
n3 3.8443784071185E+21
n4 6.0223802386442E+28
n5 9.4343115838062E+35

Nth Root

y√n
2√n 3957.9565434704
3√n 250.21538771257
4√n 62.912292467135
5√n 27.478208123904

Divisors of 15665420

1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 9437, 18874, 37748, 47185, 94370, 188740, 783271, 1566542, 3133084, 3916355, 7832710, 15665420

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15665419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15665420 can be divided by 24 positive divisors. The sum of these divisors (counting 15665420) is 1, the average is 0.041666666666667.

Base conversion 15665420

Base System Value
2 Binary 111011110000100100001100
3 Ternary 1002110212220202
4 Quaternary 323300210030
5 Quinary 13002243140
6 Senary 1315433032
8 Octal 73604414
10 Decimal 15665420
12 Duodecimal 52b5778
16 Hexadecimal ef090c
20 Vigesimal 4hi3b0
36 Base36 9brik

Cryptographic Hash Functions

md5 374661e957544f6adf5a5f36469068cf
sha1 fdf7b716db3f9f149e51c11efa7d325d320a99bd
sha256 1d87b7c6942267b745795c96c10a7def1a42a716cd612c11db2fe4b7bffcc32f
sha512 1be0c1cb9f5f2a10bfeae26f185643bc48e50a1a95e06879a3a592d4f3557ce51c558b9910bf3b15f4aa98f2dd3ef09bb92f84b900b648bff6fb5769a0048124
ripemd-160 33c9dd3e2db379e7188c60b1fa7deadf8f700c32

15665420 as geometric shapes

Circle

Radius = n
Diameter 31330840
Circumference 98428736.774797
Area 7.7096375082332E+14

Sphere

Radius = n
Volume 1.610329461523E+22
Surface area 3.0838550032933E+15
Circumference 98428736.774797

Square

Length = n
Perimeter 62661680
Area 245405383776400
Diagonal 22154249.424271

Cube

Length = n
Surface area 1472432302658400
Volume 3.8443784071185E+21
Space diagonal 27133303.361906

Equilateral Triangle

Length = n
Perimeter 46996260
Area 1.0626364828792E+14
Altitude 13566651.680953

Triangular Pyramid

Length = n
Surface area 1.0626364828792E+14
Volume 4.5306434018677E+20
Height 7384749.8080902