69809728 (number)

69809728 is an even 8-digits composite number following 69809727 and preceding 69809729. In scientific notation, it is written as 6.9809728 × 10^7. The sum of its digits is 49. It has a total of 9 prime factors and 42 positive divisors. There are 33675264 positive integers (up to 69809728) that are relatively prime to 69809728.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.9809728 × 10^7
Engineering notation 6.9809728 × 10^6

Prime Factorization of 69809728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 1297

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 75226
Product of the distinct prime numbers

The prime factorization of 69809728 is 2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 1297. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 69809728)

Multiplication

n×y
n×2 139619456
n×3 209429184
n×4 279238912
n×5 349048640

Division

n÷y
n÷2 34904864
n÷3 23269909.333333
n÷3 17452432
n÷5 13961945.6

Exponentiation

ny
n2 4873398123433984
n3 3.4021059743264E+23
n4 2.375000926949E+31
n5 1.6579816871006E+39

Nth Root

y√n
2√n 8355.2216008913
3√n 411.75477913804
4√n 91.406901276059
5√n 37.049571474313

Divisors of 69809728

42 divisors

τ Total Divisors 42
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -69809727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.023809523809524
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 42
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 69809728 can be divided by 42 positive divisors. The sum of these divisors (counting 69809728) is 1, the average is 0.023809523809524.

Base conversion 69809728

Base System Value
2 Binary 100001010010011011001000000
3 Ternary 11212100200221111
4 Quaternary 10022103121000
5 Quinary 120332402403
6 Senary 10532133104
8 Octal 412233100
10 Decimal 69809728
12 Duodecimal 1b467194
16 Hexadecimal 4293640
20 Vigesimal 11g6468
36 Base36 15k9j4

Cryptographic Hash Functions

md5 5a791d4b7b618fb67c019d0230af6c49
sha1 d1af701b7e652aa653609ff0df6783887660c670
sha256 1030ba2a35d77672d150650cac4cc6c76c7a6c31f6a6b64b47d8016da1885ad9
sha512 d723f0626e56bc312aa9e00e044f9300ca838e9149d764a45c63d9032a9ec92415a8496821b74488a051d192a2661d98db1651d7acc0131a2d88d966b152bdcc
ripemd-160 f508e3004da79fe0e5175e4ae7d11a403e14e60f

69809728 as geometric shapes

Circle

Radius = n
Diameter 139619456
Circumference 438627457.2678
Area 1.5310231742598E+16

Sphere

Radius = n
Volume 1.4250708180904E+24
Surface area 6.1240926970394E+16
Circumference 438627457.2678

Square

Length = n
Perimeter 279238912
Area 4873398123433984
Diagonal 98725864.123177

Cube

Length = n
Surface area 29240388740603904
Volume 3.4021059743264E+23
Space diagonal 120913995.75856

Equilateral Triangle

Length = n
Perimeter 209429184
Area 2.1102432888246E+15
Altitude 60456997.879282

Triangular Pyramid

Length = n
Surface area 2.1102432888246E+15
Volume 4.0094203412691E+22
Height 32908621.374392