68644144 (number)

68644144 is an even 8-digits composite number following 68644143 and preceding 68644145. In scientific notation, it is written as 6.8644144 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 40 positive divisors. There are 32493120 positive integers (up to 68644144) that are relatively prime to 68644144.

Interesting facts

Basic properties

Name

Name sixty-eight million six hundred forty-four thousand one hundred forty-four

Notation

Scientific notation 6.8644144 × 10^7
Engineering notation 6.8644144 × 10^6

Prime Factorization of 68644144

Prime Factorization 2 × 2 × 2 × 2 × 23 × 103 × 1811

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8580518
Product of the distinct prime numbers

The prime factorization of 68644144 is 2 × 2 × 2 × 2 × 23 × 103 × 1811. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68644144)

Multiplication

n×y
n×2 137288288
n×3 205932432
n×4 274576576
n×5 343220720

Division

n÷y
n÷2 34322072
n÷3 22881381.333333
n÷3 17161036
n÷5 13728828.8

Exponentiation

ny
n2 4712018505492736
n3 3.2345247682171E+23
n4 2.2203118396106E+31
n5 1.5241140564313E+39

Nth Root

y√n
2√n 8285.1761598653
3√n 409.45027257551
4√n 91.022943041111
5√n 36.925016558612

Divisors of 68644144

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 -68644143
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 68644144 can be divided by 40 positive divisors. The sum of these divisors (counting 68644144) is 1, the average is 0.025.

Base conversion 68644144

Base System Value
2 Binary 100000101110110110100110000
3 Ternary 11210011111001201
4 Quaternary 10011312310300
5 Quinary 120033103034
6 Senary 10451140544
8 Octal 405666460
10 Decimal 68644144
12 Duodecimal 1aba4754
16 Hexadecimal 4176d30
20 Vigesimal 1190a74
36 Base36 14va5s

Cryptographic Hash Functions

md5 427c3c65e709fab8ef064f293cfbee76
sha1 d9de11b5d6e11276ea3b79116fae63f91ab82199
sha256 3a5b84e9c6cedd68eb658ae9235823101bf0bc8ee3ffc2c59715a1ba03d2fd01
sha512 4edbf5857f1e55ff468b454cc6546ec07b71c02e415ad787f529c17f607f6d476a43d8e03b7e702943f2636d77ff68e74b624081f5245248c4fb7bd2bee32cb4
ripemd-160 7d388dbc604ced87bbefe61558945f5affa3ed88

68644144 as geometric shapes

Circle

Radius = n
Diameter 137288288
Circumference 431303877.00472
Area 1.4803242720435E+16

Sphere

Radius = n
Volume 1.3548745666247E+24
Surface area 5.9212970881741E+16
Circumference 431303877.00472

Square

Length = n
Perimeter 274576576
Area 4712018505492736
Diagonal 97077479.422292

Cube

Length = n
Surface area 28272111032956416
Volume 3.2345247682171E+23
Space diagonal 118895145.05007

Equilateral Triangle

Length = n
Perimeter 205932432
Area 2.0403638644295E+15
Altitude 59447572.525037

Triangular Pyramid

Length = n
Surface area 2.0403638644295E+15
Volume 3.8119239958702E+22
Height 32359159.807431