686388913 (number)

686388913 is an odd 9-digits composite number following 686388912 and preceding 686388914. In scientific notation, it is written as 6.86388913 × 10^8. The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors. There are 569882880 positive integers (up to 686388913) that are relatively prime to 686388913.

Interesting facts

Basic properties

Name

Name six hundred eighty-six million three hundred eighty-eight thousand nine hundred thirteen

Notation

Scientific notation 6.86388913 × 10^8
Engineering notation 6.86388913 × 10^6

Prime Factorization of 686388913

Prime Factorization 49 × 41 × 149 × 2293

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 686388913
Product of the distinct prime numbers

The prime factorization of 686388913 is 49 × 41 × 149 × 2293. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 8, 60, 37, 800, 483, 9923, 9813, 29057, 45221, 803112, 568231, 6626880, 3560091, 78286793, 60321499, 746685142, 882436805, 3751162100, 2491719914

Basic calculations (n = 686388913)

Multiplication

n×y
n×2 1372777826
n×3 2059166739
n×4 2745555652
n×5 3431944565

Division

n÷y
n÷2 343194456.5
n÷3 228796304.33333
n÷3 171597228.25
n÷5 137277782.6

Exponentiation

ny
n2 471129739889321569
n3 3.233782300446E+26
n4 2.2196323180818E+35
n5 1.5235310140678E+44

Nth Root

y√n
2√n 26199.025039112
3√n 882.11136999653
4√n 161.86112887013
5√n 58.521311715439

Divisors of 686388913

1, 41, 49, 149, 2009, 2293, 6109, 7301, 94013, 112357, 299341, 341657, 4606637, 14007937, 16741193, 686388913

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -686388912
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 686388913 can be divided by 16 positive divisors. The sum of these divisors (counting 686388913) is 1, the average is 0.0625.

Base conversion 686388913

Base System Value
2 Binary 101000111010010111011010110001
3 Ternary 1202211120011120121
4 Quaternary 220322113122301
5 Quinary 2401203421123
6 Senary 152035410241
8 Octal 5072273261
10 Decimal 686388913
12 Duodecimal 171a53981
16 Hexadecimal 28e976b1
20 Vigesimal ae9ic5d
36 Base36 bcnp2p

Cryptographic Hash Functions

md5 1f6ae5686d2c2e8f2800fc301b1869f0
sha1 2848b578b7cf64d3807a33aa5b756fcf2d7a24e4
sha256 6e5a06b69f7686c5175d83c054b064cd3c8afe1be0ea55df46ddc56c5bb5dd40
sha512 9ed2a4b8928b98a589b27a1eb9b1206b44745fb3232e278ccaf22965b2833e3d8c4eb111f3dde4e1fa8403335c0d72ca8651565f1872846330a1f7103f2b4f3b
ripemd-160 cd29e0a0b1383bf1c7f451117bf4163769cf62f3

686388913 as geometric shapes

Circle

Radius = n
Diameter 1372777826
Circumference 4312708733.1726
Area 1.480097729724E+18

Sphere

Radius = n
Volume 1.354563562452E+27
Surface area 5.9203909188959E+18
Circumference 4312708733.1726

Square

Length = n
Perimeter 2745555652
Area 471129739889321569
Diagonal 970700509.82713

Cube

Length = n
Surface area 2826778439335929414
Volume 3.233782300446E+26
Space diagonal 1188860471.068

Equilateral Triangle

Length = n
Perimeter 2059166739
Area 2.0400516161125E+17
Altitude 594430235.53399

Triangular Pyramid

Length = n
Surface area 2.0400516161125E+17
Volume 3.8110489892107E+25
Height 323566836.60904