131818785 (number)

131818785 is an odd 9-digits composite number following 131818784 and preceding 131818786. In scientific notation, it is written as 1.31818785 × 10^8. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 58975680 positive integers (up to 131818785) that are relatively prime to 131818785.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million eight hundred eighteen thousand seven hundred eighty-five

Notation

Scientific notation 1.31818785 × 10^8
Engineering notation 1.31818785 × 10^6

Prime Factorization of 131818785

Prime Factorization 3 × 329 × 5 × 26711

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 131818785
Product of the distinct prime numbers

The prime factorization of 131818785 is 3 × 329 × 5 × 26711. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 131818785)

Multiplication

n×y
n×2 263637570
n×3 395456355
n×4 527275140
n×5 659093925

Division

n÷y
n÷2 65909392.5
n÷3 43939595
n÷3 32954696.25
n÷5 26363757

Exponentiation

ny
n2 17376192078876225
n3 2.2905085277641E+24
n4 3.01932051162E+32
n5 3.9800316136733E+40

Nth Root

y√n
2√n 11481.236213927
3√n 508.93122971658
4√n 107.15053062831
5√n 42.072223108382

Divisors of 131818785

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 -131818784
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 131818785 can be divided by 16 positive divisors. The sum of these divisors (counting 131818785) is 1, the average is 0.0625.

Base conversion 131818785

Base System Value
2 Binary 111110110110110010100100001
3 Ternary 100012001002101020
4 Quaternary 13312312110201
5 Quinary 232221200120
6 Senary 21025200053
8 Octal 766662441
10 Decimal 131818785
12 Duodecimal 38190029
16 Hexadecimal 7db6521
20 Vigesimal 213h6j5
36 Base36 26hc0x

Cryptographic Hash Functions

md5 b6d72812997fbb1e735376cbfc3149d2
sha1 942164d08c768eb9bf6bbd7d0ae5b74a6897ca54
sha256 9662cce0d301f8a7397651e9b1e200cef62fd79935076989dec399e13d91a6be
sha512 3466eb80a98fca690be32976f5a12632e1eca86a4054b922a939e9da1a189467de249ae207f82903677f9844dc0ff3ba7a90aaece0fe397641f0b9888397d18a
ripemd-160 93702a1f15c75f8d208b4f96dd53c5cec7137ed3

131818785 as geometric shapes

Circle

Radius = n
Diameter 263637570
Circumference 828241853.12226
Area 5.4588917382363E+16

Sphere

Radius = n
Volume 9.5944596850779E+24
Surface area 2.1835566952945E+17
Circumference 828241853.12226

Square

Length = n
Perimeter 527275140
Area 17376192078876225
Diagonal 186419913.52254

Cube

Length = n
Surface area 104257152473257350
Volume 2.2905085277641E+24
Space diagonal 228316833.012

Equilateral Triangle

Length = n
Perimeter 395456355
Area 7.5241118806724E+15
Altitude 114158416.506

Triangular Pyramid

Length = n
Surface area 7.5241118806724E+15
Volume 2.699390187246E+23
Height 62139971.174181