868721808 (number)

868721808 is an even 9-digits composite number following 868721807 and preceding 868721809. In scientific notation, it is written as 8.68721808 × 10^8. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 287971200 positive integers (up to 868721808) that are relatively prime to 868721808.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 8.68721808 × 10^8
Engineering notation 8.68721808 × 10^6

Prime Factorization of 868721808

Prime Factorization 2 × 2 × 2 × 2 × 3 × 181 × 99991

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 108590226
Product of the distinct prime numbers

The prime factorization of 868721808 is 2 × 2 × 2 × 2 × 3 × 181 × 99991. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 868721808)

Multiplication

n×y
n×2 1737443616
n×3 2606165424
n×4 3474887232
n×5 4343609040

Division

n÷y
n÷2 434360904
n÷3 289573936
n÷3 217180452
n÷5 173744361.6

Exponentiation

ny
n2 754677579694788864
n3 6.5560487148952E+26
n4 5.6953824929398E+35
n5 4.9477029765182E+44

Nth Root

y√n
2√n 29474.087059653
3√n 954.17252702066
4√n 171.68018831436
5√n 61.34457257257

Divisors of 868721808

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -868721807
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 868721808 can be divided by 40 positive divisors. The sum of these divisors (counting 868721808) is 1, the average is 0.025.

Base conversion 868721808

Base System Value
2 Binary 110011110001111010010010010000
3 Ternary 2020112122122021210
4 Quaternary 303301322102100
5 Quinary 3234343044213
6 Senary 222111420120
8 Octal 6361722220
10 Decimal 868721808
12 Duodecimal 202b24640
16 Hexadecimal 33c7a490
20 Vigesimal db9a4a8
36 Base36 ed7q1c

Cryptographic Hash Functions

md5 79e9927f12cad488b8bed68d90e87369
sha1 93bb05507e8d112770ab2a44436d71fd066ffa43
sha256 4ec44aa78902712dbc55afbe440f92e89877ea5649ad34549ebe6cfea1da5152
sha512 b16d38f01db66c78003e9fe5eb19223e60942656afe4ba65dc84927944774cda073fbfeb9b2db3ccb6078638c48f8e843108f84a954f246e864a3a1bfd176781
ripemd-160 206a9580a2477472e40a37c73dd9a046330aad86

868721808 as geometric shapes

Circle

Radius = n
Diameter 1737443616
Circumference 5458340100.0521
Area 2.3708895401981E+18

Sphere

Radius = n
Volume 2.7461912639055E+27
Surface area 9.4835581607923E+18
Circumference 5458340100.0521

Square

Length = n
Perimeter 3474887232
Area 754677579694788864
Diagonal 1228558162.8029

Cube

Length = n
Surface area 4528065478168733184
Volume 6.5560487148952E+26
Space diagonal 1504670309.0991

Equilateral Triangle

Length = n
Perimeter 2606165424
Area 3.2678497784112E+17
Altitude 752335154.54955

Triangular Pyramid

Length = n
Surface area 3.2678497784112E+17
Volume 7.7263775068196E+25
Height 409519387.60096