688045888 (number)

688045888 is an even 9-digits composite number following 688045887 and preceding 688045889. In scientific notation, it is written as 6.88045888 × 10^8. The sum of its digits is 55. It has a total of 7 prime factors and 14 positive divisors. There are 344022912 positive integers (up to 688045888) that are relatively prime to 688045888.

Interesting facts

Basic properties

Name

Name six hundred eighty-eight million forty-five thousand eight hundred eighty-eight

Notation

Scientific notation 6.88045888 × 10^8
Engineering notation 6.88045888 × 10^6

Prime Factorization of 688045888

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 10750717

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 21501434
Product of the distinct prime numbers

The prime factorization of 688045888 is 2 × 2 × 2 × 2 × 2 × 2 × 10750717. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 688045888)

Multiplication

n×y
n×2 1376091776
n×3 2064137664
n×4 2752183552
n×5 3440229440

Division

n÷y
n÷2 344022944
n÷3 229348629.33333
n÷3 172011472
n÷5 137609177.6

Exponentiation

ny
n2 473407143993708544
n3 3.257258387747E+26
n4 2.2411432398428E+35
n5 1.5420093905928E+44

Nth Root

y√n
2√n 26230.628814422
3√n 882.82061897647
4√n 161.95872565077
5√n 58.549539109437

Divisors of 688045888

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -688045887
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 688045888 can be divided by 14 positive divisors. The sum of these divisors (counting 688045888) is 1, the average is 0.071428571428571.

Base conversion 688045888

Base System Value
2 Binary 101001000000101011111101000000
3 Ternary 1202221200100112001
4 Quaternary 221000223331000
5 Quinary 2402114432023
6 Senary 152135113344
8 Octal 5100537500
10 Decimal 688045888
12 Duodecimal 172512854
16 Hexadecimal 2902bf40
20 Vigesimal af05ee8
36 Base36 bdn7ls

Cryptographic Hash Functions

md5 8efc754f779088af609a208d251fc7a0
sha1 abde355f2cc612b496375aa81f3247198e4ba033
sha256 f7d8102d4cbfd6594382d6ef328cc27fbd68f25d1578ae21f071bc75a7b3d82c
sha512 d8d849cd3df692dbc139cd7b88fda0679bb605098dcef27471a881cc19a099407edab2e540e76c8a78a5917aaed870ba744cdae45fd7c13a603a6a0c00a7dc6d
ripemd-160 4acd819e7b0243f0b8b360bb9153ce2b72ad63a8

688045888 as geometric shapes

Circle

Radius = n
Diameter 1376091776
Circumference 4323119814.1469
Area 1.4872524057276E+18

Sphere

Radius = n
Volume 1.3643972029053E+27
Surface area 5.9490096229102E+18
Circumference 4323119814.1469

Square

Length = n
Perimeter 2752183552
Area 473407143993708544
Diagonal 973043826.34464

Cube

Length = n
Surface area 2840442863962251264
Volume 3.257258387747E+26
Space diagonal 1191730435.9548

Equilateral Triangle

Length = n
Perimeter 2064137664
Area 2.0499130651579E+17
Altitude 595865217.97742

Triangular Pyramid

Length = n
Surface area 2.0499130651579E+17
Volume 3.838715823421E+25
Height 324347942.11488