15666864 (number)

15666864 is an even 8-digits composite number following 15666863 and preceding 15666865. In scientific notation, it is written as 1.5666864 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 60 positive divisors. There are 4987136 positive integers (up to 15666864) that are relatively prime to 15666864.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-six thousand eight hundred sixty-four

Notation

Scientific notation 1.5666864 × 10^7
Engineering notation 1.5666864 × 10^6

Prime Factorization of 15666864

Prime Factorization 2 × 2 × 2 × 2 × 3 × 23 × 23 × 617

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 85146
Product of the distinct prime numbers

The prime factorization of 15666864 is 2 × 2 × 2 × 2 × 3 × 23 × 23 × 617. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15666864)

Multiplication

n×y
n×2 31333728
n×3 47000592
n×4 62667456
n×5 78334320

Division

n÷y
n÷2 7833432
n÷3 5222288
n÷3 3916716
n÷5 3133372.8

Exponentiation

ny
n2 245450627594496
n3 3.8454416012376E+21
n4 6.0246010586532E+28
n5 9.4386605440176E+35

Nth Root

y√n
2√n 3958.138956631
3√n 250.22307555665
4√n 62.913742192235
5√n 27.478714679995

Divisors of 15666864

60 divisors

τ Total Divisors 60
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15666863
Sum of the proper positive divisors of n
A Arithmetic Mean 0.016666666666667
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 60
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15666864 can be divided by 60 positive divisors. The sum of these divisors (counting 15666864) is 1, the average is 0.016666666666667.

Base conversion 15666864

Base System Value
2 Binary 111011110000111010110000
3 Ternary 1002110221220020
4 Quaternary 323300322300
5 Quinary 13002314424
6 Senary 1315443440
8 Octal 73607260
10 Decimal 15666864
12 Duodecimal 52b6580
16 Hexadecimal ef0eb0
20 Vigesimal 4hi734
36 Base36 9bsmo

Cryptographic Hash Functions

md5 27b5cfa939ba6d83561e2fe9b681a349
sha1 3d67692b7f937d69e36f7ced98b505ebd17dbaae
sha256 8d2e061db1beb24fbfcd1b1635b833c3697aa62bd9d450ec5e9ed5ed4f3448df
sha512 ff2f052420aa9be5cdf6d6c9ee5689c26362c8679061b1fc3d84c6b33979511aba03887de702d41c2e59ae3616181c78a14272f88fb41fdb8a184dad051227c6
ripemd-160 83b45c368b5f1f2f22853bd92ae250ac9aae31ff

15666864 as geometric shapes

Circle

Radius = n
Diameter 31333728
Circumference 98437809.694381
Area 7.7110588846987E+14

Sphere

Radius = n
Volume 1.6107748112342E+22
Surface area 3.0844235538795E+15
Circumference 98437809.694381

Square

Length = n
Perimeter 62667456
Area 245450627594496
Diagonal 22156291.548655

Cube

Length = n
Surface area 1472703765566976
Volume 3.8454416012376E+21
Space diagonal 27135804.443272

Equilateral Triangle

Length = n
Perimeter 47000592
Area 1.0628323943583E+14
Altitude 13567902.221636

Triangular Pyramid

Length = n
Surface area 1.0628323943583E+14
Volume 4.5318963881533E+20
Height 7385430.5162183