686387870 (number)

686387870 is an even 9-digits composite number following 686387869 and preceding 686387871. In scientific notation, it is written as 6.86387870 × 10^8. The sum of its digits is 53. It has a total of 5 prime factors and 32 positive divisors. There are 233750016 positive integers (up to 686387870) that are relatively prime to 686387870.

Interesting facts

Basic properties

Name

Name six hundred eighty-six million three hundred eighty-seven thousand eight hundred seventy

Notation

Scientific notation 6.86387870 × 10^8
Engineering notation 6.86387870 × 10^6

Prime Factorization of 686387870

Prime Factorization 2 × 5 × 7 × 149 × 65809

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 686387870
Product of the distinct prime numbers

The prime factorization of 686387870 is 2 × 5 × 7 × 149 × 65809. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 686387870)

Multiplication

n×y
n×2 1372775740
n×3 2059163610
n×4 2745551480
n×5 3431939350

Division

n÷y
n÷2 343193935
n÷3 228795956.66667
n÷3 171596967.5
n÷5 137277574

Exponentiation

ny
n2 471128308083136900
n3 3.2337675588189E+26
n4 2.2196188267728E+35
n5 1.5235194387205E+44

Nth Root

y√n
2√n 26199.005133783
3√n 882.11092319317
4√n 161.86106738121
5√n 58.521293930255

Divisors of 686387870

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 -686387869
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 686387870 can be divided by 32 positive divisors. The sum of these divisors (counting 686387870) is 1, the average is 0.03125.

Base conversion 686387870

Base System Value
2 Binary 101000111010010111001010011110
3 Ternary 1202211120010010222
4 Quaternary 220322113022132
5 Quinary 2401203402440
6 Senary 152035401342
8 Octal 5072271236
10 Decimal 686387870
12 Duodecimal 171a53252
16 Hexadecimal 28e9729e
20 Vigesimal ae9i9da
36 Base36 bcno9q

Cryptographic Hash Functions

md5 c13e66e9865a5d42fb8682f4052d03b0
sha1 7e41e18a5f6faa1fa3d3d8f46babb3368b32c162
sha256 1d64506181594855fd3cac5c60dc1475bd667014ad2680b5671ba58107437ea8
sha512 f33f62926e50f831c8b163fe7c6eea72e14ae6a946dab5b344cc134d2c4013136e57b14eb5265706fe964591044fd8ffd09d7fd30770e74bd9c0241e933bfc5e
ripemd-160 2f0c33177486dbf8e197711a03206be0522aadb2

686387870 as geometric shapes

Circle

Radius = n
Diameter 1372775740
Circumference 4312702179.8103
Area 1.4800932315722E+18

Sphere

Radius = n
Volume 1.3545573874937E+27
Surface area 5.9203729262887E+18
Circumference 4312702179.8103

Square

Length = n
Perimeter 2745551480
Area 471128308083136900
Diagonal 970699034.80238

Cube

Length = n
Surface area 2826769848498821400
Volume 3.2337675588189E+26
Space diagonal 1188858664.539

Equilateral Triangle

Length = n
Perimeter 2059163610
Area 2.0400454162099E+17
Altitude 594429332.26949

Triangular Pyramid

Length = n
Surface area 2.0400454162099E+17
Volume 3.8110316160365E+25
Height 323566344.93413