15661143 (number)

15661143 is an odd 8-digits composite number following 15661142 and preceding 15661144. In scientific notation, it is written as 1.5661143 × 10^7. The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors. There are 10403376 positive integers (up to 15661143) that are relatively prime to 15661143.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-one thousand one hundred forty-three

Notation

Scientific notation 1.5661143 × 10^7
Engineering notation 1.5661143 × 10^6

Prime Factorization of 15661143

Prime Factorization 3 × 3 × 293 × 5939

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 5220381
Product of the distinct prime numbers

The prime factorization of 15661143 is 3 × 3 × 293 × 5939. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 8, 96, 36, 82, 97, 296, 4611, 59438, 70850, 668443, 726978, 9565735, 8881540, 18778341, 1642020, 963945688, 979169521, 2097440314, 4538358894

Basic calculations (n = 15661143)

Multiplication

n×y
n×2 31322286
n×3 46983429
n×4 62644572
n×5 78305715

Division

n÷y
n÷2 7830571.5
n÷3 5220381
n÷3 3915285.75
n÷5 3132228.6

Exponentiation

ny
n2 245271400066449
n3 3.8412304702509E+21
n4 6.0158059690556E+28
n5 9.4214397541633E+35

Nth Root

y√n
2√n 3957.4162025241
3√n 250.19261422759
4√n 62.907997921759
5√n 27.476707530457

Divisors of 15661143

1, 3, 9, 293, 879, 2637, 5939, 17817, 53451, 1740127, 5220381, 15661143

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 -15661142
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 15661143 can be divided by 12 positive divisors. The sum of these divisors (counting 15661143) is 1, the average is 0.083333333333333.

Base conversion 15661143

Base System Value
2 Binary 111011101111100001010111
3 Ternary 1002110200001100
4 Quaternary 323233201113
5 Quinary 13002124033
6 Senary 1315401143
8 Octal 73574127
10 Decimal 15661143
12 Duodecimal 52b31b3
16 Hexadecimal eef857
20 Vigesimal 4hhch3
36 Base36 9bo7r

Cryptographic Hash Functions

md5 1b71a588aae608e22ca51dcd1073b8bd
sha1 872f8554f63ce578a733003c3f5a5249a636cb82
sha256 ac965a8d2a18749d5712705741611f6007ff0da0318ec09bda3772727e9ea792
sha512 14caa30889873d1fd821c1c7acda2da22ceef2cbf5b3007febd2db49f7baebf89de5f60afdc3c2b06d6eaf5eadb0688cbdd845f05a121a9a94199a63571f477f
ripemd-160 3565e4fb1d50c7c8df9011b8f780ce45b8cae7ba

15661143 as geometric shapes

Circle

Radius = n
Diameter 31322286
Circumference 98401863.591238
Area 7.7054282858444E+14

Sphere

Radius = n
Volume 1.6090108568114E+22
Surface area 3.0821713143378E+15
Circumference 98401863.591238

Square

Length = n
Perimeter 62644572
Area 245271400066449
Diagonal 22148200.832864

Cube

Length = n
Surface area 1471628400398694
Volume 3.8412304702509E+21
Space diagonal 27125895.380602

Equilateral Triangle

Length = n
Perimeter 46983429
Area 1.0620563163966E+14
Altitude 13562947.690301

Triangular Pyramid

Length = n
Surface area 1.0620563163966E+14
Volume 4.5269335226913E+20
Height 7382733.6109548