66872912 (number)

66872912 is an even 8-digits composite number following 66872911 and preceding 66872913. In scientific notation, it is written as 6.6872912 × 10^7. The sum of its digits is 41. It has a total of 7 prime factors and 40 positive divisors. There are 31328640 positive integers (up to 66872912) that are relatively prime to 66872912.

Interesting facts

Basic properties

Name

Name sixty-six million eight hundred seventy-two thousand nine hundred twelve

Notation

Scientific notation 6.6872912 × 10^7
Engineering notation 6.6872912 × 10^6

Prime Factorization of 66872912

Prime Factorization 2 × 2 × 2 × 2 × 1591 × 37 × 71

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8359114
Product of the distinct prime numbers

The prime factorization of 66872912 is 2 × 2 × 2 × 2 × 1591 × 37 × 71. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66872912)

Multiplication

n×y
n×2 133745824
n×3 200618736
n×4 267491648
n×5 334364560

Division

n÷y
n÷2 33436456
n÷3 22290970.666667
n÷3 16718228
n÷5 13374582.4

Exponentiation

ny
n2 4471986359359744
n3 2.9905475027466E+23
n4 1.99986619983E+31
n5 1.33736876393E+39

Nth Root

y√n
2√n 8177.5859518565
3√n 405.8978445047
4√n 90.43000581586
5√n 36.73246276372

Divisors of 66872912

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 -66872911
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 66872912 can be divided by 40 positive divisors. The sum of these divisors (counting 66872912) is 1, the average is 0.025.

Base conversion 66872912

Base System Value
2 Binary 11111111000110011001010000
3 Ternary 11122211111101112
4 Quaternary 3333012121100
5 Quinary 114104413122
6 Senary 10345152452
8 Octal 377063120
10 Decimal 66872912
12 Duodecimal 1a48b728
16 Hexadecimal 3fc6650
20 Vigesimal 10hj25c
36 Base36 13tbgw

Cryptographic Hash Functions

md5 c6cd8d22f9ab35490f7594df02e44285
sha1 6d05cf01915d03498c5b9b3f60f4eb26181d1e1b
sha256 8473021b01baba4b0b238099e0c7983073428b20f72f2b72f9712f064a2da257
sha512 1ee2a4ad95adaef1178d48f3dbedba451e10deef8b8b02dc045edbc15f1e67cd380e995f64b5fbcd0f5988397ee81d43b0d4a7b705e1e2231d5f666a50986a44
ripemd-160 feaea65f9c2f456f2a8eff4f577db0032f9b302a

66872912 as geometric shapes

Circle

Radius = n
Diameter 133745824
Circumference 420174898.12671
Area 1.4049159493518E+16

Sphere

Radius = n
Volume 1.2526776086454E+24
Surface area 5.6196637974073E+16
Circumference 420174898.12671

Square

Length = n
Perimeter 267491648
Area 4471986359359744
Diagonal 94572579.105783

Cube

Length = n
Surface area 26831918156158464
Volume 2.9905475027466E+23
Space diagonal 115827281.23408

Equilateral Triangle

Length = n
Perimeter 200618736
Area 1.9364268962915E+15
Altitude 57913640.617041

Triangular Pyramid

Length = n
Surface area 1.9364268962915E+15
Volume 3.5243940310877E+22
Height 31524193.035261