66491806 (number)

66491806 is an even 8-digits composite number following 66491805 and preceding 66491807. In scientific notation, it is written as 6.6491806 × 10^7. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 33229560 positive integers (up to 66491806) that are relatively prime to 66491806.

Interesting facts

Basic properties

Name

Name sixty-six million four hundred ninety-one thousand eight hundred six

Notation

Scientific notation 6.6491806 × 10^7
Engineering notation 6.6491806 × 10^6

Prime Factorization of 66491806

Prime Factorization 2 × 2381 × 13963

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 66491806
Product of the distinct prime numbers

The prime factorization of 66491806 is 2 × 2381 × 13963. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66491806)

Multiplication

n×y
n×2 132983612
n×3 199475418
n×4 265967224
n×5 332459030

Division

n÷y
n÷2 33245903
n÷3 22163935.333333
n÷3 16622951.5
n÷5 13298361.2

Exponentiation

ny
n2 4421160265141636
n3 2.9397093064471E+23
n4 1.9546658090067E+31
n5 1.2996925976731E+39

Nth Root

y√n
2√n 8154.2507932979
3√n 405.12531000229
4√n 90.300890323949
5√n 36.690499634269

Divisors of 66491806

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66491805
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66491806 can be divided by 8 positive divisors. The sum of these divisors (counting 66491806) is 1, the average is 0.125.

Base conversion 66491806

Base System Value
2 Binary 11111101101001010110011110
3 Ternary 11122010010121111
4 Quaternary 3331221112132
5 Quinary 114010214211
6 Senary 10333052234
8 Octal 375512636
10 Decimal 66491806
12 Duodecimal 1a32707a
16 Hexadecimal 3f6959e
20 Vigesimal 10fb9a6
36 Base36 13l5em

Cryptographic Hash Functions

md5 5b97f9457ffadb7b5426d08388b288db
sha1 fa1fff106c8327b611bebf5e650dd9eb939bd45a
sha256 1b663e32ef2ed048b45221b822c169773f367f700f0902c37a504f1e93454622
sha512 8fcbd5cf045882677bfedf4277eefdd2b0690dbb05fbfc86950e4ac8857de57b479f2584d7001c0cf8d1eff5b765cebea6e2eb3ab18319ad703398527e5bd9bc
ripemd-160 52af3f79ecab648b3138e69fc933b2218337c308

66491806 as geometric shapes

Circle

Radius = n
Diameter 132983612
Circumference 417780338.50704
Area 1.3889484609312E+16

Sphere

Radius = n
Volume 1.2313825547765E+24
Surface area 5.5557938437248E+16
Circumference 417780338.50704

Square

Length = n
Perimeter 265967224
Area 4421160265141636
Diagonal 94033613.831881

Cube

Length = n
Surface area 26526961590849816
Volume 2.9397093064471E+23
Space diagonal 115167186.27901

Equilateral Triangle

Length = n
Perimeter 199475418
Area 1.9144185519075E+15
Altitude 57583593.139507

Triangular Pyramid

Length = n
Surface area 1.9144185519075E+15
Volume 3.4644806421765E+22
Height 31344537.94396