66720565 (number)

66720565 is an odd 8-digits composite number following 66720564 and preceding 66720566. In scientific notation, it is written as 6.6720565 × 10^7. The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors. There are 53376448 positive integers (up to 66720565) that are relatively prime to 66720565.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.6720565 × 10^7
Engineering notation 6.6720565 × 10^6

Prime Factorization of 66720565

Prime Factorization 5 × 13344113

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 66720565
Product of the distinct prime numbers

The prime factorization of 66720565 is 5 × 13344113. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 5, 31, 11, 504, 824, 4665, 921, 22326, 84463, 604482, 433704, 3669651, 4722555, 2374743, 72579364, 248340125, 835454371, 7432651214, 9018202282

Basic calculations (n = 66720565)

Multiplication

n×y
n×2 133441130
n×3 200161695
n×4 266882260
n×5 333602825

Division

n÷y
n÷2 33360282.5
n÷3 22240188.333333
n÷3 16680141.25
n÷5 13344113

Exponentiation

ny
n2 4451633793919225
n3 2.9701552190338E+23
n4 1.9817043435164E+31
n5 1.3222043346237E+39

Nth Root

y√n
2√n 8168.2657278029
3√n 405.58937712
4√n 90.37845831725
5√n 36.715711027273

Divisors of 66720565

1, 5, 13344113, 66720565

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66720564
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66720565 can be divided by 4 positive divisors. The sum of these divisors (counting 66720565) is 1, the average is 0.25.

Base conversion 66720565

Base System Value
2 Binary 11111110100001001100110101
3 Ternary 11122112202102001
4 Quaternary 3332201030311
5 Quinary 114040024230
6 Senary 10342015301
8 Octal 376411465
10 Decimal 66720565
12 Duodecimal 1a417531
16 Hexadecimal 3fa1335
20 Vigesimal 10h0185
36 Base36 13q1x1

Cryptographic Hash Functions

md5 d1e8999544d0b3ad440c873fe3ca7667
sha1 536134fb049f15d99b39847929dd40fa14af603f
sha256 0114b4c8298148d8437f1d6d5cdd81d9ae2c525fac84f6383edf67c67cae5960
sha512 c891d401f4515bed07ce95ba152ada422cfe4bea9154e11d368e907197b327b48adfdcedcdf16c6ca374dcc659504456576b1cc3ca3b0d5473757504796d7753
ripemd-160 771e22be2a9059cdba1680e4d4ad6e377a4e0aee

66720565 as geometric shapes

Circle

Radius = n
Diameter 133441130
Circumference 419217673.69472
Area 1.3985220023449E+16

Sphere

Radius = n
Volume 1.2441357088184E+24
Surface area 5.5940880093795E+16
Circumference 419217673.69472

Square

Length = n
Perimeter 266882260
Area 4451633793919225
Diagonal 94357127.912196

Cube

Length = n
Surface area 26709802763515350
Volume 2.9701552190338E+23
Space diagonal 115563408.4897

Equilateral Triangle

Length = n
Perimeter 200161695
Area 1.9276139769397E+15
Altitude 57781704.244851

Triangular Pyramid

Length = n
Surface area 1.9276139769397E+15
Volume 3.5003614942591E+22
Height 31452375.970732