68455440 (number)

68455440 is an even 8-digits composite number following 68455439 and preceding 68455441. In scientific notation, it is written as 6.8455440 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 60 positive divisors. There are 17660160 positive integers (up to 68455440) that are relatively prime to 68455440.

Interesting facts

Basic properties

Name

Name sixty-eight million four hundred fifty-five thousand four hundred forty

Notation

Scientific notation 6.8455440 × 10^7
Engineering notation 6.8455440 × 10^6

Prime Factorization of 68455440

Prime Factorization 2 × 2 × 2 × 2 × 3 × 3 × 155 × 3067

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 2852310
Product of the distinct prime numbers

The prime factorization of 68455440 is 2 × 2 × 2 × 2 × 3 × 3 × 155 × 3067. Since it has a total of 8 prime factors.

Most popular turbo-numbers

9, 4, 99, 38, 432, 975, 8393, 7176, 62844, 40447, 468007, 253101, 8019702, 6580558, 58246980, 14074747, 980301984, 238000367, 3361294573, 2792219634

Basic calculations (n = 68455440)

Multiplication

n×y
n×2 136910880
n×3 205366320
n×4 273821760
n×5 342277200

Division

n÷y
n÷2 34227720
n÷3 22818480
n÷3 17113860
n÷5 13691088

Exponentiation

ny
n2 4686147265593600
n3 3.2079227297101E+23
n4 2.195997619483E+31
n5 1.5032798328066E+39

Nth Root

y√n
2√n 8273.7802726444
3√n 409.07473282838
4√n 90.960322518362
5√n 36.90469268965

Divisors of 68455440

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 155, 310, 465, 620, 930, 1240, 1395, 1860, 2480, 2790, 3067, 3720, 5580, 6134, 7440, 9201, 11160, 12268, 18402, 22320, 24536, 27603, 36804, 49072, 55206, 73608, 110412, 147216, 220824, 441648, 475385, 950770, 1426155, 1901540, 2852310, 3803080, 4278465, 5704620, 7606160, 8556930, 11409240, 17113860, 22818480, 34227720, 68455440

60 divisors

τ Total Divisors 60
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68455439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.016666666666667
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 60
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68455440 can be divided by 60 positive divisors. The sum of these divisors (counting 68455440) is 1, the average is 0.016666666666667.

Base conversion 68455440

Base System Value
2 Binary 100000101001000110000010000
3 Ternary 11202210220012200
4 Quaternary 10011020300100
5 Quinary 120011033230
6 Senary 10443123200
8 Octal 405106020
10 Decimal 68455440
12 Duodecimal 1ab13500
16 Hexadecimal 4148c10
20 Vigesimal 117gic0
36 Base36 14r8k0

Cryptographic Hash Functions

md5 180352c4f0d34b52eb42854c192d3684
sha1 4228e6b23582dc572a87989c8f665a31b3724c06
sha256 c844face5a6ffd97dcbf5a3f71040085ac20937906182dd16957a09e654a737d
sha512 e86211de2abde782cac5f98d7e5c1807941f77a678b29cf9af4d682086b33f31b2b5e6cb978ccad457aeef81a84a5bf8d359dc3c86eb97c8e60b50ed724ad65d
ripemd-160 61cba6883768cd5641374aa40b93bc4af69b486c

68455440 as geometric shapes

Circle

Radius = n
Diameter 136910880
Circumference 430118214.80451
Area 1.4721965823229E+16

Sphere

Radius = n
Volume 1.3437315307921E+24
Surface area 5.8887863292915E+16
Circumference 430118214.80451

Square

Length = n
Perimeter 273821760
Area 4686147265593600
Diagonal 96810611.666218

Cube

Length = n
Surface area 28116883593561600
Volume 3.2079227297101E+23
Space diagonal 118568300.13448

Equilateral Triangle

Length = n
Perimeter 205366320
Area 2.0291612889395E+15
Altitude 59284150.067241

Triangular Pyramid

Length = n
Surface area 2.0291612889395E+15
Volume 3.7805731928341E+22
Height 32270203.888739