68909724 (number)

68909724 is an even 8-digits composite number following 68909723 and preceding 68909725. In scientific notation, it is written as 6.8909724 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 21202560 positive integers (up to 68909724) that are relatively prime to 68909724.

Interesting facts

Basic properties

Name

Name sixty-eight million nine hundred nine thousand seven hundred twenty-four

Notation

Scientific notation 6.8909724 × 10^7
Engineering notation 6.8909724 × 10^6

Prime Factorization of 68909724

Prime Factorization 2 × 2 × 9 × 3 × 13 × 49081

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 34454862
Product of the distinct prime numbers

The prime factorization of 68909724 is 2 × 2 × 9 × 3 × 13 × 49081. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68909724)

Multiplication

n×y
n×2 137819448
n×3 206729172
n×4 275638896
n×5 344548620

Division

n÷y
n÷2 34454862
n÷3 22969908
n÷3 17227431
n÷5 13781944.8

Exponentiation

ny
n2 4748550061756176
n3 3.272212741558E+23
n4 2.2548727689005E+31
n5 1.5538266016005E+39

Nth Root

y√n
2√n 8301.1881077349
3√n 409.97763907396
4√n 91.110856146427
5√n 36.953544570154

Divisors of 68909724

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 -68909723
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 68909724 can be divided by 48 positive divisors. The sum of these divisors (counting 68909724) is 1, the average is 0.020833333333333.

Base conversion 68909724

Base System Value
2 Binary 100000110110111101010011100
3 Ternary 11210122222101000
4 Quaternary 10012313222130
5 Quinary 120120102344
6 Senary 10500550300
8 Octal 406675234
10 Decimal 68909724
12 Duodecimal 1b0b2390
16 Hexadecimal 41b7a9c
20 Vigesimal 11ade64
36 Base36 150z30

Cryptographic Hash Functions

md5 f92bef7f04d42fa3eb1c43b1f2d51d90
sha1 10ca6ef20abad96f18fd402b4fad52a8adf64dd1
sha256 7ed249589a6d3f4c0f9c247b7f7863a8d4b4a0a6a41e926103ac6fc28354c34d
sha512 6cd9124ea8e7e447e2e81cd44f1c4b957dc6b8033bf4e387eb22521829ca5353b9ac1d78a966451fd962f6d698e7ae6c685047ca1a013baeabcd1c55d744074c
ripemd-160 2542ea45705a4a1ee8ce5109ae35f2514d256d50

68909724 as geometric shapes

Circle

Radius = n
Diameter 137819448
Circumference 432972565.3586
Area 1.4918009989217E+16

Sphere

Radius = n
Volume 1.3706612679815E+24
Surface area 5.9672039956866E+16
Circumference 432972565.3586

Square

Length = n
Perimeter 275638896
Area 4748550061756176
Diagonal 97453066.260187

Cube

Length = n
Surface area 28491300370537056
Volume 3.272212741558E+23
Space diagonal 119355143.10355

Equilateral Triangle

Length = n
Perimeter 206729172
Area 2.0561824923115E+15
Altitude 59677571.551774

Triangular Pyramid

Length = n
Surface area 2.0561824923115E+15
Volume 3.8563396984012E+22
Height 32484355.420062