68543721 (number)

68543721 is an odd 8-digits composite number following 68543720 and preceding 68543722. In scientific notation, it is written as 6.8543721 × 10^7. The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors. There are 44460576 positive integers (up to 68543721) that are relatively prime to 68543721.

Interesting facts

Basic properties

Name

Name sixty-eight million five hundred forty-three thousand seven hundred twenty-one

Notation

Scientific notation 6.8543721 × 10^7
Engineering notation 6.8543721 × 10^6

Prime Factorization of 68543721

Prime Factorization 111 × 3 × 205837

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 68543721
Product of the distinct prime numbers

The prime factorization of 68543721 is 111 × 3 × 205837. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68543721)

Multiplication

n×y
n×2 137087442
n×3 205631163
n×4 274174884
n×5 342718605

Division

n÷y
n÷2 34271860.5
n÷3 22847907
n÷3 17135930.25
n÷5 13708744.2

Exponentiation

ny
n2 4698241688525841
n3 3.2203496748888E+23
n4 2.2073474963802E+31
n5 1.5129981094193E+39

Nth Root

y√n
2√n 8279.1135395041
3√n 409.25050660398
4√n 90.989634242061
5√n 36.914206334906

Divisors of 68543721

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68543720
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68543721 can be divided by 8 positive divisors. The sum of these divisors (counting 68543721) is 1, the average is 0.125.

Base conversion 68543721

Base System Value
2 Binary 100000101011110010011101001
3 Ternary 11202222101022100
4 Quaternary 10011132103221
5 Quinary 120021344341
6 Senary 10445044013
8 Octal 405362351
10 Decimal 68543721
12 Duodecimal 1ab56609
16 Hexadecimal 415e4e9
20 Vigesimal 1187j61
36 Base36 14t4o9

Cryptographic Hash Functions

md5 07bc5b09041e78bd732c230b99ae0677
sha1 f200813fb3a17086bb6808be2ee9ca6df2800eaf
sha256 0f460c0b6a7fcc8c00e9e23710bae4c1bee229b9499af87a1916ccb9e18cf88d
sha512 024bd074c2ad61b858d565ae41d598bb26b7f4e92fdba0b96fb6c211c8577e2efee09d7b1a4ea1d1ca74842011621434ae11ccf7a47d891905cce94503884373
ripemd-160 dcddceb8e9e96bf54931a8f8adb5b1a84de6997b

68543721 as geometric shapes

Circle

Radius = n
Diameter 137087442
Circumference 430672900.68662
Area 1.4759961573462E+16

Sphere

Radius = n
Volume 1.3489369174161E+24
Surface area 5.9039846293848E+16
Circumference 430672900.68662

Square

Length = n
Perimeter 274174884
Area 4698241688525841
Diagonal 96935459.853718

Cube

Length = n
Surface area 28189450131155046
Volume 3.2203496748888E+23
Space diagonal 118721207.31183

Equilateral Triangle

Length = n
Perimeter 205631163
Area 2.0343983276912E+15
Altitude 59360603.655913

Triangular Pyramid

Length = n
Surface area 2.0343983276912E+15
Volume 3.7952184881763E+22
Height 32311819.951239