66709720 (number)

66709720 is an even 8-digits composite number following 66709719 and preceding 66709721. In scientific notation, it is written as 6.6709720 × 10^7. The sum of its digits is 37. It has a total of 8 prime factors and 64 positive divisors. There are 20676480 positive integers (up to 66709720) that are relatively prime to 66709720.

Interesting facts

Basic properties

Name

Name sixty-six million seven hundred nine thousand seven hundred twenty

Notation

Scientific notation 6.6709720 × 10^7
Engineering notation 6.6709720 × 10^6

Prime Factorization of 66709720

Prime Factorization 2 × 2 × 2 × 35 × 11 × 11 × 11 × 179

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 137830
Product of the distinct prime numbers

The prime factorization of 66709720 is 2 × 2 × 2 × 35 × 11 × 11 × 11 × 179. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 5, 81, 27, 843, 11, 6417, 4808, 37244, 85678, 748676, 228613, 8982847, 4572778, 9885731, 14451624, 432521968, 556328685, 7858766385, 1004542568

Basic calculations (n = 66709720)

Multiplication

n×y
n×2 133419440
n×3 200129160
n×4 266838880
n×5 333548600

Division

n÷y
n÷2 33354860
n÷3 22236573.333333
n÷3 16677430
n÷5 13341944

Exponentiation

ny
n2 4450186742478400
n3 2.9687071153845E+23
n4 1.9804162042931E+31
n5 1.3211301047185E+39

Nth Root

y√n
2√n 8167.6018512168
3√n 405.56740061176
4√n 90.374785483656
5√n 36.714517368983

Divisors of 66709720

1, 2, 4, 8, 11, 22, 35, 44, 70, 88, 121, 140, 179, 242, 280, 358, 385, 484, 716, 770, 968, 1331, 1432, 1540, 1969, 2662, 3080, 3938, 4235, 5324, 6265, 7876, 8470, 10648, 12530, 15752, 16940, 21659, 25060, 33880, 43318, 46585, 50120, 68915, 86636, 93170, 137830, 173272, 186340, 238249, 275660, 372680, 476498, 551320, 758065, 952996, 1516130, 1905992, 3032260, 6064520, 8338715, 16677430, 33354860, 66709720

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66709719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66709720 can be divided by 64 positive divisors. The sum of these divisors (counting 66709720) is 1, the average is 0.015625.

Base conversion 66709720

Base System Value
2 Binary 11111110011110100011011000
3 Ternary 11122112012112101
4 Quaternary 3332132203120
5 Quinary 114034202340
6 Senary 10341453144
8 Octal 376364330
10 Decimal 66709720
12 Duodecimal 1a4111b4
16 Hexadecimal 3f9e8d8
20 Vigesimal 10gie60
36 Base36 13ptjs

Cryptographic Hash Functions

md5 31468dcb4f865901817e5cd6780d05a8
sha1 a62006d684bf575a762e2fb51b5c448bd3a96086
sha256 477c173cca84674c4a8703eab0e63e7ca062bac2cb92101e7efb008d9df48153
sha512 f19aac880f24254c8d274359be04faa295700d90bcd92f8a17b001e04a0eb28a80bb16b7ae9825bed78b422f0adb3eb762f6198facbe8fb816c73e6ddce62c5d
ripemd-160 4c7148fac834d7cef12cd5ef328964461be2dc9a

66709720 as geometric shapes

Circle

Radius = n
Diameter 133419440
Circumference 419149532.55006
Area 1.3980673977273E+16

Sphere

Radius = n
Volume 1.2435291285802E+24
Surface area 5.5922695909091E+16
Circumference 419149532.55006

Square

Length = n
Perimeter 266838880
Area 4450186742478400
Diagonal 94341790.766112

Cube

Length = n
Surface area 26701120454870400
Volume 2.9687071153845E+23
Space diagonal 115544624.39869

Equilateral Triangle

Length = n
Perimeter 200129160
Area 1.9269873852855E+15
Altitude 57772312.199347

Triangular Pyramid

Length = n
Surface area 1.9269873852855E+15
Volume 3.4986548877418E+22
Height 31447263.588704