68540904 (number)

68540904 is an even 8-digits composite number following 68540903 and preceding 68540905. In scientific notation, it is written as 6.8540904 × 10^7. The sum of its digits is 36. It has a total of 9 prime factors and 120 positive divisors. There are 21570624 positive integers (up to 68540904) that are relatively prime to 68540904.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.8540904 × 10^7
Engineering notation 6.8540904 × 10^6

Prime Factorization of 68540904

Prime Factorization 2 × 2 × 2 × 3 × 9 × 3 × 19 × 19 × 293

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 300618
Product of the distinct prime numbers

The prime factorization of 68540904 is 2 × 2 × 2 × 3 × 9 × 3 × 19 × 19 × 293. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68540904)

Multiplication

n×y
n×2 137081808
n×3 205622712
n×4 274163616
n×5 342704520

Division

n÷y
n÷2 34270452
n÷3 22846968
n÷3 17135226
n÷5 13708180.8

Exponentiation

ny
n2 4697855521137216
n3 3.2199526428014E+23
n4 2.2069846497479E+31
n5 1.5126872300785E+39

Nth Root

y√n
2√n 8278.9434108466
3√n 409.24490008767
4√n 90.988699357923
5√n 36.913902910968

Divisors of 68540904

120 divisors

τ Total Divisors 120
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68540903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0083333333333333
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 120
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68540904 can be divided by 120 positive divisors. The sum of these divisors (counting 68540904) is 1, the average is 0.0083333333333333.

Base conversion 68540904

Base System Value
2 Binary 100000101011101100111101000
3 Ternary 11202222020110000
4 Quaternary 10011131213220
5 Quinary 120021302104
6 Senary 10445023000
8 Octal 405354750
10 Decimal 68540904
12 Duodecimal 1ab54a60
16 Hexadecimal 415d9e8
20 Vigesimal 1187c54
36 Base36 14t2i0

Cryptographic Hash Functions

md5 7464c857f5fb0e8e54eb81b475922712
sha1 5c226058cec952afcc417050bab1a898f09b66c2
sha256 a747423d607fd75803b86eecc51b8d5ed743731aa8b3419822d0e438e1cd594a
sha512 d8e34888cc8db3a68d7491110617cc537542200cb19768f90ae03f65176a892024903c0130e9c1234c143459b332ae6547968098ddc05146c1f0a38910bad1df
ripemd-160 900d608972b97a6c7532a04a4e38c188bda0400a

68540904 as geometric shapes

Circle

Radius = n
Diameter 137081808
Circumference 430655200.95361
Area 1.4758748392831E+16

Sphere

Radius = n
Volume 1.3487706090042E+24
Surface area 5.9034993571324E+16
Circumference 430655200.95361

Square

Length = n
Perimeter 274163616
Area 4697855521137216
Diagonal 96931476.014112

Cube

Length = n
Surface area 28187133126823296
Volume 3.2199526428014E+23
Space diagonal 118716328.1247

Equilateral Triangle

Length = n
Perimeter 205622712
Area 2.0342311123069E+15
Altitude 59358164.06235

Triangular Pyramid

Length = n
Surface area 2.0342311123069E+15
Volume 3.794750581374E+22
Height 32310492.004704