687495890 (number)

687495890 is an even 9-digits composite number following 687495889 and preceding 687495891. In scientific notation, it is written as 6.87495890 × 10^8. The sum of its digits is 56. It has a total of 5 prime factors and 32 positive divisors. There are 264902400 positive integers (up to 687495890) that are relatively prime to 687495890.

Interesting facts

Basic properties

Name

Name six hundred eighty-seven million four hundred ninety-five thousand eight hundred ninety

Notation

Scientific notation 6.87495890 × 10^8
Engineering notation 6.87495890 × 10^6

Prime Factorization of 687495890

Prime Factorization 2 × 5 × 37 × 101 × 18397

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 687495890
Product of the distinct prime numbers

The prime factorization of 687495890 is 2 × 5 × 37 × 101 × 18397. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 687495890)

Multiplication

n×y
n×2 1374991780
n×3 2062487670
n×4 2749983560
n×5 3437479450

Division

n÷y
n÷2 343747945
n÷3 229165296.66667
n÷3 171873972.5
n÷5 137499178

Exponentiation

ny
n2 472650598766892100
n3 3.2494534405828E+26
n4 2.233985885147E+35
n5 1.5358561143566E+44

Nth Root

y√n
2√n 26220.142829512
3√n 882.58532507266
4√n 161.92635001602
5√n 58.540175655231

Divisors of 687495890

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -687495889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 687495890 can be divided by 32 positive divisors. The sum of these divisors (counting 687495890) is 1, the average is 0.03125.

Base conversion 687495890

Base System Value
2 Binary 101000111110100101101011010010
3 Ternary 1202220122102001202
4 Quaternary 220332211223102
5 Quinary 2401444332030
6 Senary 152115231202
8 Octal 5076455322
10 Decimal 687495890
12 Duodecimal 1722a8502
16 Hexadecimal 28fa5ad2
20 Vigesimal aeggjea
36 Base36 bdbf82

Cryptographic Hash Functions

md5 e0c34f6266c4d1e7fc3d44c85ac8c21f
sha1 fdf2bf5565577b98ed25e018cd1b8e682e93613e
sha256 dfdb209cdcff6769bd25008c6c1dae95300d58d8a8c89774e87901842d4333f9
sha512 7456c10674385f736f495297b77ec9e42444e6e7b58c39b7353a4488d4a0a207cae690d4d411209cbdfe5b396c95b4bc220f99c8e576286d2c8346ec4cec82e5
ripemd-160 dea9f364d70ae59143eef965a3d86c736aef0c48

687495890 as geometric shapes

Circle

Radius = n
Diameter 1374991780
Circumference 4319664074.7944
Area 1.4848756488009E+18

Sphere

Radius = n
Volume 1.3611278742823E+27
Surface area 5.9395025952035E+18
Circumference 4319664074.7944

Square

Length = n
Perimeter 2749983560
Area 472650598766892100
Diagonal 972266011.71376

Cube

Length = n
Surface area 2835903592601352600
Volume 3.2494534405828E+26
Space diagonal 1190777811.4748

Equilateral Triangle

Length = n
Perimeter 2062487670
Area 2.0466371282303E+17
Altitude 595388905.73739

Triangular Pyramid

Length = n
Surface area 2.0466371282303E+17
Volume 3.8295176049767E+25
Height 324088670.57125