131661540 (number)

131661540 is an even 9-digits composite number following 131661539 and preceding 131661541. In scientific notation, it is written as 1.31661540 × 10^8. The sum of its digits is 27. It has a total of 7 prime factors and 96 positive divisors. There are 33426432 positive integers (up to 131661540) that are relatively prime to 131661540.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million six hundred sixty-one thousand five hundred forty

Notation

Scientific notation 1.31661540 × 10^8
Engineering notation 1.31661540 × 10^6

Prime Factorization of 131661540

Prime Factorization 2 × 2 × 5 × 9 × 37 × 53 × 373

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 65830770
Product of the distinct prime numbers

The prime factorization of 131661540 is 2 × 2 × 5 × 9 × 37 × 53 × 373. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 131661540)

Multiplication

n×y
n×2 263323080
n×3 394984620
n×4 526646160
n×5 658307700

Division

n÷y
n÷2 65830770
n÷3 43887180
n÷3 32915385
n÷5 26332308

Exponentiation

ny
n2 17334761115171600
n3 2.2823213439556E+24
n4 3.0049394292007E+32
n5 3.9563495285528E+40

Nth Root

y√n
2√n 11474.386258097
3√n 508.72878327125
4√n 107.11856168796
5√n 42.062180828485

Divisors of 131661540

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -131661539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 131661540 can be divided by 96 positive divisors. The sum of these divisors (counting 131661540) is 1, the average is 0.010416666666667.

Base conversion 131661540

Base System Value
2 Binary 111110110001111111011100100
3 Ternary 100011202002200100
4 Quaternary 13312033323210
5 Quinary 232201132130
6 Senary 21021544100
8 Octal 766177344
10 Decimal 131661540
12 Duodecimal 38115030
16 Hexadecimal 7d8fee4
20 Vigesimal 212hdh0
36 Base36 26dyp0

Cryptographic Hash Functions

md5 603d15f9e29ad132e639d068989e9f51
sha1 710ceec91c1bd1f0a8cc400c7765cd008712f965
sha256 f8ea056a81cd44f623f1a0d7e80c25b1fccdb5eea25657fac325621c75cb0421
sha512 1b8a532ddc2e69a1ea07af7b0d75da4d96823fb74980e8e7c0e6bea27c0d6ca4f064fb732c8872786a6ee65530a111891dfb29edc39be85731e9cd4f038c9ed5
ripemd-160 3581a9791728de19a3a28a1fbfd1f6372932f539

131661540 as geometric shapes

Circle

Radius = n
Diameter 263323080
Circumference 827253853.64864
Area 5.4458758171157E+16

Sphere

Radius = n
Volume 9.5601652897362E+24
Surface area 2.1783503268463E+17
Circumference 827253853.64864

Square

Length = n
Perimeter 526646160
Area 17334761115171600
Diagonal 186197535.51093

Cube

Length = n
Surface area 104008566691029600
Volume 2.2823213439556E+24
Space diagonal 228044476.68276

Equilateral Triangle

Length = n
Perimeter 394984620
Area 7.5061717471366E+15
Altitude 114022238.34138

Triangular Pyramid

Length = n
Surface area 7.5061717471366E+15
Volume 2.6897414985963E+23
Height 62065845.170309