685656139 (number)

685656139 is an odd 9-digits composite number following 685656138 and preceding 685656140. In scientific notation, it is written as 6.85656139 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 571821120 positive integers (up to 685656139) that are relatively prime to 685656139.

Interesting facts

Basic properties

Name

Name six hundred eighty-five million six hundred fifty-six thousand one hundred thirty-nine

Notation

Scientific notation 6.85656139 × 10^8
Engineering notation 6.85656139 × 10^6

Prime Factorization of 685656139

Prime Factorization 7 × 37 × 2647321

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 685656139
Product of the distinct prime numbers

The prime factorization of 685656139 is 7 × 37 × 2647321. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 685656139)

Multiplication

n×y
n×2 1371312278
n×3 2056968417
n×4 2742624556
n×5 3428280695

Division

n÷y
n÷2 342828069.5
n÷3 228552046.33333
n÷3 171414034.75
n÷5 137131227.8

Exponentiation

ny
n2 470124340948387321
n3 3.2234364046459E+26
n4 2.2101689595216E+35
n5 1.5154159153232E+44

Nth Root

y√n
2√n 26185.036547616
3√n 881.79735053191
4√n 161.81791170206
5√n 58.508811158119

Divisors of 685656139

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -685656138
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 685656139 can be divided by 8 positive divisors. The sum of these divisors (counting 685656139) is 1, the average is 0.125.

Base conversion 685656139

Base System Value
2 Binary 101000110111100100100001001011
3 Ternary 1202210011221101211
4 Quaternary 220313210201023
5 Quinary 2401011444024
6 Senary 152011553551
8 Octal 5067444113
10 Decimal 685656139
12 Duodecimal 17175b8b7
16 Hexadecimal 28de484b
20 Vigesimal ae5706j
36 Base36 bc7znv

Cryptographic Hash Functions

md5 522f797265f1ddcacda5f1cca2c9ab80
sha1 c87a95307031bc4fb4f449f40902b202e238410a
sha256 fbb86d1cdf7c2518ee8ae4a50d8bd75f1bc21d073cf77b59155a34a164cb2567
sha512 4ae16ea8e60731644fc267e9e1a5a1e3894c973ae274062bb4bc462b88eab863bcb0efdd738a1f6ad0ecb73bc46f647b9428e8ee23a3dc03771bf81709cf589e
ripemd-160 33151ce7a14802148cdd41108e309bddcdae01d2

685656139 as geometric shapes

Circle

Radius = n
Diameter 1371312278
Circumference 4308104578.3423
Area 1.4769391757972E+18

Sphere

Radius = n
Volume 1.3502298837533E+27
Surface area 5.9077567031888E+18
Circumference 4308104578.3423

Square

Length = n
Perimeter 2742624556
Area 470124340948387321
Diagonal 969664210.89817

Cube

Length = n
Surface area 2820746045690323926
Volume 3.2234364046459E+26
Space diagonal 1187591269.2695

Equilateral Triangle

Length = n
Perimeter 2056968417
Area 2.0356981109936E+17
Altitude 593795634.63475

Triangular Pyramid

Length = n
Surface area 2.0356981109936E+17
Volume 3.7988562340812E+25
Height 323221403.63272