15666768 (number)

15666768 is an even 8-digits composite number following 15666767 and preceding 15666769. In scientific notation, it is written as 1.5666768 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 40 positive divisors. There are 4819968 positive integers (up to 15666768) that are relatively prime to 15666768.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.5666768 × 10^7
Engineering notation 1.5666768 × 10^6

Prime Factorization of 15666768

Prime Factorization 2 × 2 × 2 × 2 × 39 × 3 × 8369

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1958346
Product of the distinct prime numbers

The prime factorization of 15666768 is 2 × 2 × 2 × 2 × 39 × 3 × 8369. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15666768)

Multiplication

n×y
n×2 31333536
n×3 47000304
n×4 62667072
n×5 78333840

Division

n÷y
n÷2 7833384
n÷3 5222256
n÷3 3916692
n÷5 3133353.6

Exponentiation

ny
n2 245447619565824
n3 3.84537091189E+21
n4 6.0244533950529E+28
n5 9.4383713667107E+35

Nth Root

y√n
2√n 3958.1268297011
3√n 250.2225644681
4√n 62.913645814729
5√n 27.478681004295

Divisors of 15666768

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15666767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15666768 can be divided by 40 positive divisors. The sum of these divisors (counting 15666768) is 1, the average is 0.025.

Base conversion 15666768

Base System Value
2 Binary 111011110000111001010000
3 Ternary 1002110221202200
4 Quaternary 323300321100
5 Quinary 13002314033
6 Senary 1315443200
8 Octal 73607120
10 Decimal 15666768
12 Duodecimal 52b6500
16 Hexadecimal ef0e50
20 Vigesimal 4hi6i8
36 Base36 9bsk0

Cryptographic Hash Functions

md5 05db7b20bb7632b2eb8743969f01db95
sha1 4f6c17b81398715ac3736a5e8719d159a8212fed
sha256 84a743caa97d7f08169e94b7a3b0ad5f868bf78c8879d4fad01266b69a1cd074
sha512 46ae84bc12fbfb0eac2d0691c6993f1b1b2c7b55c03fc7a3e2bd64c1015c4c05f3e95e85ea0003ab477be2a79362f99951112f426f3f7fd1a87b51e1301d0f03
ripemd-160 fccfe58d86565d79a334c9f5230de38f8949bbaa

15666768 as geometric shapes

Circle

Radius = n
Diameter 31333536
Circumference 98437206.508591
Area 7.710964384691E+14

Sphere

Radius = n
Volume 1.6107452009495E+22
Surface area 3.0843857538764E+15
Circumference 98437206.508591

Square

Length = n
Perimeter 62667072
Area 245447619565824
Diagonal 22156155.784153

Cube

Length = n
Surface area 1472685717394944
Volume 3.84537091189E+21
Space diagonal 27135638.166394

Equilateral Triangle

Length = n
Perimeter 47000304
Area 1.0628193692121E+14
Altitude 13567819.083197

Triangular Pyramid

Length = n
Surface area 1.0628193692121E+14
Volume 4.5318130799582E+20
Height 7385385.2613843