66469440 (number)

66469440 is an even 8-digits composite number following 66469439 and preceding 66469441. In scientific notation, it is written as 6.6469440 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 56 positive divisors. There are 17724928 positive integers (up to 66469440) that are relatively prime to 66469440.

Interesting facts

Basic properties

Name

Name sixty-six million four hundred sixty-nine thousand four hundred forty

Notation

Scientific notation 6.6469440 × 10^7
Engineering notation 6.6469440 × 10^6

Prime Factorization of 66469440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 69239

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 2077170
Product of the distinct prime numbers

The prime factorization of 66469440 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 69239. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66469440)

Multiplication

n×y
n×2 132938880
n×3 199408320
n×4 265877760
n×5 332347200

Division

n÷y
n÷2 33234720
n÷3 22156480
n÷3 16617360
n÷5 13293888

Exponentiation

ny
n2 4418186453913600
n3 2.9367437940722E+23
n4 1.9520371541546E+31
n5 1.2975081649585E+39

Nth Root

y√n
2√n 8152.8792460087
3√n 405.07988060089
4√n 90.293295686938
5√n 36.68803096873

Divisors of 66469440

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66469439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66469440 can be divided by 56 positive divisors. The sum of these divisors (counting 66469440) is 1, the average is 0.017857142857143.

Base conversion 66469440

Base System Value
2 Binary 11111101100011111001000000
3 Ternary 11122001222221010
4 Quaternary 3331203321000
5 Quinary 114004010230
6 Senary 10332400520
8 Octal 375437100
10 Decimal 66469440
12 Duodecimal 1a316140
16 Hexadecimal 3f63e40
20 Vigesimal 10f8dc0
36 Base36 13ko5c

Cryptographic Hash Functions

md5 45c2d679f11b55a6a7f096cc51938feb
sha1 6bee617f2d8b29f824aab8dedac120dc0972d6ea
sha256 c7bca9ea11f8d5b140cf3d661faaa52f059b57418b53216068f908174a707a5f
sha512 785121e2034444f061a9c64cec4f32325a39c269660189886e56cc7e9c0a0383b48e673c274f498677b7382c1755e6bbb6385b26ae88a9dada832693958df0d1
ripemd-160 3988809872cd5df27118c6c9e292dc98575fdd22

66469440 as geometric shapes

Circle

Radius = n
Diameter 132938880
Circumference 417639808.78446
Area 1.3880142105805E+16

Sphere

Radius = n
Volume 1.2301403638577E+24
Surface area 5.552056842322E+16
Circumference 417639808.78446

Square

Length = n
Perimeter 265877760
Area 4418186453913600
Diagonal 94001983.531345

Cube

Length = n
Surface area 26509118723481600
Volume 2.9367437940722E+23
Space diagonal 115128447.23065

Equilateral Triangle

Length = n
Perimeter 199408320
Area 1.9131308538727E+15
Altitude 57564223.615326

Triangular Pyramid

Length = n
Surface area 1.9131308538727E+15
Volume 3.4609857523266E+22
Height 31333994.510448