68388900 (number)

68388900 is an even 8-digits composite number following 68388899 and preceding 68388901. In scientific notation, it is written as 6.8388900 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 18153600 positive integers (up to 68388900) that are relatively prime to 68388900.

Interesting facts

Basic properties

Name

Name sixty-eight million three hundred eighty-eight thousand nine hundred

Notation

Scientific notation 6.8388900 × 10^7
Engineering notation 6.8388900 × 10^6

Prime Factorization of 68388900

Prime Factorization 2 × 2 × 15 × 5 × 733 × 311

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 34194450
Product of the distinct prime numbers

The prime factorization of 68388900 is 2 × 2 × 15 × 5 × 733 × 311. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68388900)

Multiplication

n×y
n×2 136777800
n×3 205166700
n×4 273555600
n×5 341944500

Division

n÷y
n÷2 34194450
n÷3 22796300
n÷3 17097225
n÷5 13677780

Exponentiation

ny
n2 4677041643210000
n3 3.1985773323332E+23
n4 2.187471853232E+31
n5 1.495987938235E+39

Nth Root

y√n
2√n 8269.7581584953
3√n 408.94214703297
4√n 90.93821066249
5√n 36.8975154848

Divisors of 68388900

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -68388899
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 68388900 can be divided by 48 positive divisors. The sum of these divisors (counting 68388900) is 1, the average is 0.020833333333333.

Base conversion 68388900

Base System Value
2 Binary 100000100111000100000100100
3 Ternary 11202200111221020
4 Quaternary 10010320200210
5 Quinary 120001421100
6 Senary 10441451140
8 Octal 404704044
10 Decimal 68388900
12 Duodecimal 1aaa0ab0
16 Hexadecimal 4138824
20 Vigesimal 1178c50
36 Base36 14pt7o

Cryptographic Hash Functions

md5 4e09da1446f9d69788cc34d4a62cdcbb
sha1 d79c0663e701d004f76f2ac35e0bb01aede455d4
sha256 02a16ea18830205fb350aeeefc59d168746b76cc8ef7750a781512c0676e10d5
sha512 a39507b0fd838318081a760c84a5f29d7d45eca7872aa7026d39a51edb4007aab1dc36d36c670d4917954b30cab635ce7cf32b7a5574808f423db6164d978f18
ripemd-160 924b50b280129d7bb67077b223871f1eac4e56b6

68388900 as geometric shapes

Circle

Radius = n
Diameter 136777800
Circumference 429700131.65417
Area 1.4693359666842E+16

Sphere

Radius = n
Volume 1.3398169398929E+24
Surface area 5.8773438667368E+16
Circumference 429700131.65417

Square

Length = n
Perimeter 273555600
Area 4677041643210000
Diagonal 96716509.895777

Cube

Length = n
Surface area 28062249859260000
Volume 3.1985773323332E+23
Space diagonal 118453049.47375

Equilateral Triangle

Length = n
Perimeter 205166700
Area 2.0252184387888E+15
Altitude 59226524.736874

Triangular Pyramid

Length = n
Surface area 2.0252184387888E+15
Volume 3.769559536404E+22
Height 32238836.631926